Green’s Dictionary of Slang

clear adj.1

also in the clear
[? an ironic use of SE clear, the drunkard’s head is of course far from clear]

(UK Und.) very drunk.

[UK]T. Shadwell Squire of Alsatia I i: Yes, really, I was clear: for I do not remember what I did, or where I was.
[UK]Vanbrugh Relapse IV iii: I suppose you are clear – you’d never play such a trick as this else.
[UK]A. Smith Lives of Most Notorious Highway-men, etc. (1926) 204: Clear, very drunk. The cull’s clear, let’s bite him, i.e., the fellow is very drunk, let’s rob him.
[UK]New Canting Dict.
[UK]Bailey Universal Etym. Eng. Dict.
[UK]Grose Classical Dict. of the Vulgar Tongue.
[UK]Lex. Balatronicum.
Marshall Pomes 75: She was thick in the clear, fairly sosselled on beer – In the sun is poetical license [F&H].

SE in slang uses

In compounds

clear field (n.) [sporting imagery]

(US) an unimpeded opportunity, esp. for making contact with or pursuing a member of the opposite sex.

[US] ‘Sl. of Watts’ in Current Sl. III:2.
clear light (n.)

(drugs) a variety of LSD.

[US]L. Young et al. Recreational Drugs in Spears (1986).
[US]D.E. Miller Bk of Jargon 337: clear light: LSD.
[UK](con. 1970s) Fabian & Byrne Out of Time (ms.) 161: The nibble I’d taken of the Clear Light tab was starting to hit me, and the pavement was turning into sponge beneath my feet.
clear steer (n.)

(US) a dismissal, a rejection.

M. Bittner ‘No Greater Love’ in Harlem Stories May 🌐 I thought I told you to give that rat a clear steer before he gives you a bum steer.

In phrases

clear as mud (adj.)

1. (also clear as ditchwater, ... mush) completely unclear.

[UK]G. Colman Yngr John Bull II ii: Don’t be bothering my brains, then or you’ll get it as clear as mud.
[UK]D. Humphreys Yankey in England 32: You are tarnation bright—clear as mud.
[UK]R. Barham ‘The Merchant of Venice’ in Ingoldsby Legends (1842) 57: The words are ‘A pound of flesh,’ – that’s clear as mud.
[UK]Westmorland Gaz. 8 July 6/5: Proverbs improved. Instead of ‘as clear as mud,’ say, ’as clear as the Thames’.
[Scot]Dundee Courier 16 July 3/6: The editor [...] was told that his article was as clear as mud.
[US]County Paper (Oregon, MO) 25 Mar. 3/2: An editor was told that his last article was as clear as mud.
[UK]Southern Reporter 9 Nov. 4/4: That is how it stand with us, Mr Grainger — clear as mud in a wine-glass.
[UK]G.F. Northall Folk-Phrases of Four Counties 7: As clear as mud. Ironical.
[Aus]Bulletin (Sydney) 8 Dec. 27/2: That’s what the interpreter said? [...] It’s about as clear as mud; but go on.
[UK]Lichfield Mercury 27 Sept. 5/1: The case which came before his Honour [...] was about as clear as ditchwater.
[US]Eve. Statesman (Walla Walla, WA) 3 Mar. 4/5: Now that is just about as clear as mud.
[US]S. Ford Torchy, Private Sec. 293: ‘You—er—get that, I trust, Torchy?’ ‘Clear as mush.’.
[Aus]C.J. Dennis ‘Digger Smith’ in Chisholm (1951) 94: ‘As clear as mud,’ I sez. ‘But I can’t work / Me brains to ’old yer pace. Say, wot’s the lurk?’.
[US]S. Lewis Babbitt (1974) 248: He doesn’t know what he’s talking about. It’s just as clear as mud.
[US]W.M. Raine Cool Customer 11: Yeah, you want it clear as mud, don’t you?
[US]H. Miller Sexus (1969) 463: It’s as clear as mud.
[UK]B. Kops Dream of Peter Mann Act I: alex: Is that quite clear? peter: Clear as mud.
[Aus]F.J. Hardy Outcasts of Foolgarah (1975) 92: ‘It’s a plain case of [...],’ he told them, making the issue as clear as mud.
[UK]F. Norman Too Many Crooks Spoil the Caper 126: What you told me up the office the other day is clear as mud.
[US]R. Campbell In La-La Land We Trust (1999) 141: The honey left the sergeant’s voice. ‘That’s as clear as mud.’.
[US]‘Jack Tunney’ Split Decision [ebook] he was angry, that much was clear. What he might do about it was clear as mud.

2. (also clear as ditchwater) absolutely clear.

[UK]R.B. Peake Americans Abroad II iii: I’ll make it as clear as mud to you.
[UK]Liverpool Mercury 24 Apr. 5/4: Q. This is the first lesson, do you you fully comprehend it? A. Perfectly — It is as clear as mud.
[Ire]S. Lover Legends and Stories 248: The inference is as clear as ditchwater.
[UK]M. Scott Cruise of the Midge I 257: It is as clear as mud that we shall be minus your own beautiful self and the boat’s crew in a jiffey.
[US]T. Haliburton Sam Slick in England I 253: He would have been popular to home, and respected abroad, that’s clear as mud.
[US]J.R. Lowell Biglow Papers 2nd series (1880) 69: An owl by daylight [...] / Sees clearer ’n mud the wickedness o’ eatin’ little birds.
[US]Arizona Sentinel (Yuma, AZ) 1 Mar. 4/2: Clear As Mud. The wise men of the Prescott Miner [...] proposes to enlighten the Sentinel.
[UK] ‘’Arry on Marriage’ in Punch 29 Sept. 156/1: They ain’t in no dashed ’urry to church themselves out of good fun. / And why? Clear as mud, my dear feller. The cash keeps ’em fair on the run.
[UK]Kipling ‘The Big Drunk Draf’’ in Soldiers Three (1907) 35: ’Tis clear as mud you’ve forgotten me.
[Aus]Bulletin (Sydney) 17 Oct. 48/1: It seems to me that Babe must have an attendant to whom she is attached, and the only person who fills the bill is Carrie. That’s as clear as mud.
[UK]R. Tressell Ragged Trousered Philanthropists (1955) 226: Anyone would agree to that much! It’s as clear as mud.
[US]A. Bessie Men in Battle 198: It’s plain as mud; everything’s shaping up that way. It’s in the bag.
[US]T. Berger Reinhart in Love (1963) 145: ‘It’s as clear as mud.’ Meaning, rather, as glass, ice, cellophane, spring water, etc.
[Aus](con. 1943) G.S. Manson Coorparoo Blues [ebook] ‘You got me?’ ‘Clear as mud, sport,’ he grunted.
get clear (v.) [Scientology jargon clear, the ultimate state of those who go on a Scientology course]

to work out a situation to its logical conclusion.

[US]C. McFadden Serial 15: Leonard, I need you. I want you to help me get clear.