Green’s Dictionary of Slang

mad as... adj.

completely deranged, utterly furious. Other than those listed separately below, vars. include mad as a beetle, ...a Chinaman, ...a dingbat, ...a goanna, ...a mudfly, ...as tucker, ...as hops; thus ext. as madder than...

[UK]Shakespeare Comedy of Errors III i: It would make a man mad as a buck to be so bought and sold.
[UK]Dekker Honest Whore Pt 1 V ii : Ile be madder than a roasted Cat.
[UK]J. Ray Proverbs 237: As mad as the baiting bull of Stamford.
[UK]Sheridan Rivals (1776) IV ii: O! she’s as mad as Bedlam!
[UK]J. Poole Hamlet Travestie III i: king: How’s Hamlet? queen: Mad as butter in the sun.
[US]S. Smith Major Downing (1834) 206: We are all as mad as blazes about it.
[US]Spirit of the Times (N.Y.) 9 May 125/2: Old Bill got mad as ‘tucker’ because the boys left him [DA].
[US]J.M. Field Drama in Pokerville 131: Up stars I went with ’em, mad as thunder.
[US]T. Haliburton Season Ticket 278: He is as mad as a polar-bear dancin on hot iron.
[US]C.L. Martin A Sketch of Sam Bass (1956) 135: He will give us h-ll, for they are mad as h-ll.
[UK]Hull Packet 25 June 3/1: Bud reflected with pleasure that her trophies would make the other girls ‘as mad as hops’.
[UK]Leeds Times 25 Mar. 6/5: When I thinks of it I get madder ’n a hunted buffalo.
[UK]H. Fludyer Letters from Cambridge 47: He was as mad as a bear and [...] complained to my Tutor.
[US]F.D. Srygley Seventy Years in Dixie 240: I wuz as mad as blazes.
[US]J.D. Corrothers Black Cat Club 115: [I] staht out lak I’m as mad as Sam Hill!
[US]W.N. Harben Abner Daniel 301: He was as mad as Tucker.
[US]L.W. Payne Jr ‘Word-List From East Alabama’ in DN III:v 347: mad as (old Dan) Tucker, adj. Very angry.
[US]G.A. England ‘Rural Locutions of Maine and Northern New Hampshire’ in DN IV:ii 76: mad as hops, also madder’n snakes in hayin’, adj.phr. Very angry.
[US]Morn. Post (Camden, NJ) 15 May 8/1: ‘Is he mad?’ [...] ‘Mad as a coot’.
[US](con. WWI) H. Odum Wings on My Feet 114: I tells him I don’t think I ought to salute when I am mad as hell.
[US]R. McAlmon ‘Blithe Insecurities’ in Knoll McAlmon and the Lost Generation (1976) 44: Boutwell’s mad as a goat.
[UK]Auden & Isherwood Ascent of F6 I ii: The beggars are mad as coots!
[Aus]Baker Popular Dict. Aus. Sl. 45: MAD AS A BEETLE, [...] SNAKE, CHINAMAN, DING BAT, GOANNA: A string of phrases all meaning crazy or stupid.
[Ire](con. 1850–60s) G.A. Little Malachi Horan Remembers 39: As mad as a bag full of cats in a bed of briars was Lanky Tom Callaghan when he heard the news.
[Aus]Mercury (Hobart, Tas.) 12 Feb. 2/3: ‘The Man From Down Under’ was as mad as a two-bob watch.
[Aus]Baker Aus. Lang. 87: Here are a few more similes snatched from our environment: mad as a goanna, [...] mad as a beetle, (the similes mad as a dingbat or a Chinaman or a two-bob watch are also worth noting).
[Aus]D. Stivens Courtship of Uncle Henry 74: Thompson looked as mad as a beetle.
[US]‘Ed Lacy’ Best that Ever Did It (1957) 84: Ed was in his car outside, mad as a boil.
[NZ]B. Crump Hang On a Minute, Mate (1963) 52: Old Andy mad as a gum-digger’s dog.
[Aus]J. Alard He who Shoots Last 1: They could [...] be as mad as a Woolworth’s watch—makes no difference, they are greatly respected.
[Aus]S. Gore Holy Smoke 65: She’d go mad as a beetle trying to make up her mind which old man was which.
[US]E.K. Walker ‘Harlem Transfer’ in King Black Short Story Anthol. (1972) 55: I’m mad as a bitch.
[US]H. Ellison ‘The Whimper of Whipped Dogs’ Deathbird Stories (1978) 29: I’m mad as a mudfly, for chrissakes!
[UK]N. Farki Countryman Karl Black 136: Doreen did not want him to get any. ‘It might make him mad. He was not even fully three years. The ganga in it might make him mad like shad.’.
[Aus]P. Temple Broken Shore (2007) [ebook] Dog’s inside, mad as a pork chop, the little bugger.

In phrases

...a cut snake (also mad as a snake, mad as snakes, silly as a cut snake)

(Aus./US) completely deranged, utterly furious.

[Aus]Bulletin (Sydney) 12 Dec. 18/3: [H]e confided to me as one worm to another – which may have been right, but it made me mad as a snake, though he never suspected it.
[Aus]L. Esson Drovers (1977) 4: The Boss is mad as a snake.
[Aus]X. Herbert Capricornia (1939) 339: When they find they been jilted, go mad as snakes, get out the gun, saddle up — and a-huntin’ we will go.
[Aus]A. Marshall These Are My People (1957) 63: ‘Shut up, you silly buggar,’ snapped Bruiser, who then turned to me and added, ‘Flicker’s mad as a snake.’.
[Aus]D. Stivens Courtship of Uncle Henry 75: Anyone could see he was mad as a cut snake about everything and wanting to put the boot in.
[NZ]D. Davin For the Rest of Our Lives 377: He was a good bloke but mad as a snake when he got his blood up.
[Aus]D. Stivens Jimmy Brockett 105: I got as mad as a cut snake then.
[Aus]K. Tennant Joyful Condemned 232: What do you want to dwell on Terry for? She was always as mad as a snake.
[Aus]‘Nino Culotta’ Gone Fishin’ 179: Great little bloke to go fishin’ with. Mad as a cut snake. Liar, too.
[UK](con. 1940s) G. Dutton Andy 137: Rooster’s mad as a snake.
[Aus]P. Barton Bastards I Have Known 114: Wally was as mad as a cut snake.
[Aus]R. Beckett Dinkum Aussie Dict. 35: Mad as a cut snake: Both crazy and angry.
[Aus]T. Winton Human Torpedo 54: Yer mad as a cut snake.
[UK]Indep. Rev. 23 July 13: The director was ‘mad as a cut snake’.
[Aus]L. Redhead Peepshow [ebook] When I found out about him and Mel I was ropeable, mate, mad as a cut snake.
[Aus]S. Maloney Sucked In 169: He’s all hopped up [...] Mad as a cut snake.
R. O’Neill ‘Ocker’ in The Drover’s Wives (2019) 181: He [i.e. a mad bull] was mad as a cut snake; she had to give himn six bullets before he carked it.
...a gum-tree full of galahs

(Aus.) insane, eccentric.

[Aus]Baker Popular Dict. Aus. Sl.
[Aus]Baker Aus. Lang. 87: A few more similes snatched from our environment: [...] mad as a gum-tree full of galahs.
[Aus]W.F. Wannan Bill Wannan Bk Aus. Yarns 239: He’s as mad as a gum tree full of galahs.
[Aus]G. Seal Lingo 127: There are [...] subtle gradations in the types of stupidity, thoughtlessness, hopelessness, incapacity and sheer ineptitude that may come in for verbal censure. A person may be: [...] mad as a gum-tree full of galahs.
[Aus]B. Moore Speaking Our Lang. 12: A flock of these gregarious birds perched in trees and sounding off raucous calls generated the phrase as mad as a gumtree full of galahs.
[Aus]L. Piper Counting Wild Strawberries 302: ‘You’re as mad as a gum tree full of galahs!’ laughed Duncan. ‘C’mon guys, if a wussey pom can do this, so can we!’.
...a hatter [the use in 18C of mercurous nitrate in the tanning of felt hats. This was absorbed by the hatters, in whom the effects could produce mental problems]

very mad, utterly insane; in a rage.

[UK]Belfast Commercial Chron. 18 June 2/5: The fees [...] amount, it appears, to about 1,500l, which his Lordship must pay, and consequently, as the vulgar say, ‘he is as mad as a hatter’.
[UK]Mirror of Lit. 14 8/2: Tickler (aside to Shepherd) He’s raving [...] Odoherty (to both) Mad as a hatter.
[US]T. Haliburton Clockmaker I 54: He [...] never said another word, lookin as mad as a hatter the whole blessed time.
[US]T. Haliburton Clockmaker III 51: He knew I would tell the story all round the town, and he was as mad as a hatter.
[US]T. Haliburton Nature and Human Nature II 40: I was as mad as a hatter.
[UK]R. Whiteing Mr Sprouts, His Opinions 40: All the busseys twigged us, too, and begun throwin’ their jeers out, till I felt as mad as a hatter.
[UK]G.R. Sims Dagonet Ballads 102: She’s as mad as a hatter, sir, now.
[UK]Marvel 22 Dec. 636: He’s fair off his chump – mad as a bloomin’ hatter!
[UK]J. Buchan Greenmantle (1930) 222: He was getting struck now in real earnest, and he didn’t like it. He had lost his bearings and was growing as mad as a hatter.
[US]F.P. Adams So Much Velvet 86: Mad as a Matteawan hatter.
[Aus]D. Stivens Tramp and Other Stories 24: Mad as hatters most of them.
[UK]C. Harris Three-Ha’Pence to the Angel 42: ’E finished up in Colney ’Atch mad as a ’atter three months later.
[US]T. O’Brien If I Die in a Combat Zone (1980) 31: ‘You crazy?’ ‘Mad as a hatter.’.
[Aus]Benjamin & Pearl Limericks Down Under 35: A firebug in old Parramatta, / Was really as mad as a hatter.
[Aus]M.B. ‘Chopper’ Read Chopper From The Inside 138: I loved little Joe the Boss. He was mad as a hatter, but he was loyal to me.
...a hornet

very mad or angry.

[US]J.K. Paulding John Bull & Bro. Jonathan (1835) 114: This made John as mad as a hornet, for he was as proud as Lucifer, and always called himself lord of the millpond.
[US]W.T. Thompson Major Jones’s Courtship (1872) 211: Uncle Josh was as mad as a hornit, and come monstrous nigh givin Pete a lickin.
[US]G.W. Harris ‘Sut Lovingood’s Big Dinner Story’ Nashville Union and American XXXIII Aug. in Inge (1967) 169: Mad, by golly, mad as a hornet.
[US]Millheim Jrnl (PA) 24 Aug. 1/4: She tied her old bonnet on her head and stepped out [...] asmad as a hornet.
Dly Commercial Herald (Vicksburg, MS) 1 Mar. 2/4: Mad as Hornets [...] The Republican senators are in a very angry mood.
[US]T. Hammond On Board a Whaler 341: He caught on and was mad as a hornet.
[UK]G. Stratton-Porter Harvester 23: I was mad as hornets at first, but since I’ve slept on the idea, I rather like it.
[US]J.M. Grider War Birds (1926) 89: Spriggs was mad as a hornet.
[US] in J.F. Dobie Rainbow in Morning 89: As mad as a hornet; as mad as hops.
[Aus]Townsville Daily Bulletin 6 Nov. 11/2: The men who had been swindled out of a good deal of their money were as mad as a mob sunburned hornets.
[US]Z. Grey Sunset Pass 272: Mad as hornets.
[Aus]D. Stivens Jimmy Brockett 32: Joe was as mad as a hornet at first when I let slip about Pearl and me.
[US]J. Langone Life at the Bottom 58: There’s that seal [...] leaping out of the water mad as a hornet, and the seal is shaking its fist, yelling, you fuckin’ USARPS.
[Ire](con. 1945) S. McAughtry Touch and Go 170: Bucksie, jumping mad as a hornet.
J. Hart Reunited for Holidays 60: ‘A few moments ago, I was sure you were mad as a hornet at me for hanging out at your ranch.’ ‘Not as mad as a hornet,’ she corrected. ‘Irked’.
...a maggot

(N.Z.) very crazy.

[US]J.A.W. Bennett ‘Eng. as it is Spoken in N.Z.’ in AS XVIII:2 Apr. 90: Phrases like ‘mad as a maggot’, ‘mad as a meat axe’ are obviously linked with these expressions [i.e. to go maggoty].
[NZ]G. Slatter Gun in My Hand 43: Mad as a maggot. Ya shoulda married her.
[NZ]McGill Dict. of Kiwi Sl. 71/1: mad as a maggot very mad, very silly, very angry, very eccentric.
[NZ]McGill Reed Dict. of N.Z. Sl. [as cit. 1988].
...a (March) hare (also madder than...) [the hare’s sexual excitement, which peaks in March]

1. very crazy.

[[UK]Skelton Magnyfycence line 930: As mery as a Marche hare] .
[UK]Dekker Honest Whore Pt 1 I viii: A plague on ’em, ther’s no ho with ’em, they’re madder than March hares.
[UK]N. Ward Compleat and Humorous Account of Remarkable Clubs (1756) 48: They beheld the Bear playing fifty Monkey tricks, as if he was as mad as a March Hare.
[UK]Foote Knights in Works (1799) I 68: Mother’s as mad as a March hare about it.
[US]‘Jonathan Slick’ High Life in N.Y. I 259: Miss Josephine Burgess that was, sot on a stool, looking as mad as a march hare.
[US]H.L. Williams N.-Y. After Dark 28: ‘Mad’s a hare!’ gasped another.
[UK]J. Greenwood Dick Temple I 41: ‘She was as mad as a March hare.’.
[UK]Marvel 12 Nov. 3: The silly fool, he’s as mad as a March hare!
[US]J.W. Carr ‘Word-List from Hampstead, N.H.’ in DN III iii 193: mad as a March hare, adj phr. Crazy.

2. lustful.

[UK]N. Ward Amorous Bugbears 27: I shall be as mad as a Jack Hare in March, or a Buck in Rutting-time.
...a weaver [proverbial wisdom associates weavers and insanity]

very crazy.

[UK]Everie Woman in her Humor B3: If he were as madde as a weauer [OED].
...a wet hen (also ...a wet cat, wild as a wet hen)

extremely angry.

[US]J. Doddridge Backwoodsman and Dandy 42: Every body that was not ax’d was mad as a wet hen.
[US]New Northwest (Portland, OR) 19 May 2/6: How d’ye spose I feel then? Why, madder than a wet hen.
[US]New Ulm Wkly (MN) 23 Feb. 3/2: The owner of the hay was madder than a wet hen.
[US]Mat. Tribune (DC) 30 June 1/6: The Union Army [...] muddy, hungry, discouraged and madder than ‘wet hens’ — mad to think they had been defeated.
[US]G. Devol Forty Years a Gambler 67: He got mad as a wet hen, and told me he had just as much money as I had.
[Aus]Truth (Sydney) 26 Aug. 1/4: She was maddern’ a wet hen an’ warnted His Hegggsellency to heggsersise his Himperial powers.
[US]Herald (LA) 21 July 8/3: The Spanish Dons are madder than wet hens.
[US]W.N. Harben Abner Daniel 198: That made me madder ’n a wet hen.
[NZ]N.Z. Truth 26 Jan. 6/7: This sort of catechism from common rude people always make the dapper little linen draper as wild as a wet hen.
[US]Tacoma Times (WA) 4 Nov. 5/1: He got madder than a wet hen when Stewart intimated [etc.].
[US]B.L. Bowen ‘Word-List From Western New York’ in DN III:vi 445: mad as a wet hen, adj. phr. Very angry.
[US]R.W. Brown ‘Word-List From Western Indiana’ in DN III:viii 582: madder than a wet hen, adj. Angry beyond self control.
Cook & Glaspell Supressed Desires in Mayorga (1919) 312: Hen — hen — wet hen — dry — hen — mad hen! (Jumps up in a rage).
[US]Day Book (Chicago) 19 Feb. 17/1: By this time the man was gone madder than a wet hen.
Tulsa Star (OK) 19 June 2/1: This result made the Colored men madder than a score of wet hens.
[US]R. Fisher Walls Of Jericho 163: It makes him mad as a wet hen to run out’n anything.
[UK]Wodehouse Right Ho, Jeeves 210: If you think I like it, you jolly well mistake yourself. I am so mad as a wet hen.
[US]W. Guthrie Seeds of Man (1995) 363: All of ’em’s madder’n a wet hen.
[US]E. Dundy Dud Avocado (1960) 125: I returned to the table black and blue, two buttons ripped off my blouse and mad as a wet hen.
[US]H. Rawson Dict. of Invective (1991) 191: wet hen (an angry one, usually in the phrase, as mad as a wet hen).
[US]D. Mullins Road Back Home 118: I gave him that name just to make him mad. He gets about as mad as a wet hen in a yellow jacket’s nest when I call him that.
[US]C. Tiernan On the Back of the Other Side 251: Naked, wet, slippery and mad as a wet hen to boot.
[US]M. McBride Swollen Red Sun 99: Jerry Dean come by [...] and he’s madder ’n a wet cat.
...fuck

extremely annoyed.

[UK]D.M. Thomas Lying Together 208: If I was in your shoes, darling, I’d be mad as fuck.
[UK]Melody Maker 23 May 🌐 Super Furry Animals are all of the following: crazy, drunk, Welsh, mad as fuck, a genius pop group [etc.].
[US]Canibus ‘Rip the Jacker’ 🎵 Your [sic] probably mad as fuck, wondering where I got the information from.
[UK]A. Wilson Against the Grain 18: ‘I’m just mad as fuck.’ ‘Well calm the fuck down before you wake up the neighborhood’.