Green’s Dictionary of Slang

munch v.1

1. to eat, esp. enthusiastically; thus munching n. and adj.

[UK]Dekker Shoemakers’ Holiday IV i: I lacke my breakfast, tis munching time.
[UK]Middleton & Dekker Roaring Girle II ii: gos.: Jack Dapper, where shall’s all munch? j.dap.: I am for Parker’s ordinary.
J. Phillips [trans.] Cervantes Don Quixote 31: Sancha [sic] [...] having cut himself a good Lunchin of Bread and Cheese, fell a munching behind his Master.
[UK]‘An Amateur’ Real Life in London I 187: The Bug-destroyer munched a candle and sluiced his greasy chops with Jacky.
[US]S. Robinson Hot Corn 309: I sat munching and musing over my bread and butter and cold water.
[US]G.T. Strong Diaries (1952) IV 10 Nov. 500: Mulchahey [...] a most bog-trotting, potato-munching, whiskey-drinking, ‘dudeen-shoughing,’ shillelah-brandishing name.
[UK]Sporting Times 25 Jan. 1/1: We’re neither of us such blessed fools as to use our jaws for cackling purposes when there’s a good square meal waiting to be munched.
P. Morris [trans.] Bernanos Diary of a Country Priest 108: People were crowding round the table, munching sandwiches .
[US] W. Safire What’s The Good Word? 304: ‘Eating’ is ‘munching.’.
[UK]S. Berkoff West in Decadence and Other Plays (1985) 96: A sandwich in the bag to munch between the films.

2. to abuse, to scold.

[UK]Pierce Egan’s Life in London 17 Apr. 94/3: Mr Appleby was was the sourest and most morosest shop-keeper in existence, for he was always munching the children for nothing.

3. (also munch on, munch the box) to perform oral sex.

[[Oth]Pretty Women of Paris (1996) 58: [S]trong friendships among trollops never last long, and perhaps at the moment we are writing these lines, our beauties are tired of munching each other’s commodities, and have become sworn enemies] [Simes:DLSS].
[US]Anthrop. Linguistics xiv 199: (‘homosexual’) munch, v. To perform fellatio [Simes:DLSS].
[US]‘L.Harrington’ Satan’s Stud 9: ‘I didn’t think you was lookin’ for a peter to munch on’ [Simes:DLSS].
[US]Nat. Lampoon Aug. 22: [Y]ou been munching some broad’s carpet for a couple years and then all of a sudden the gash demands a $400,000 house [Simes:DLSS].
‘J. Coriolan’ Dream Stud 148: [His] stinking old jock-strap. Which a nothing-looking, wall-eyed Puerta Rica had immediately crouched down to munch on.
[US]Lusty Lovers (Baltimore) iii 1 33/1: [A]s she munched on my muff, I inhaled and savored her pungent twat aroma [Simes:DLSS].
Mantalk (N.J.) Nov. 112/1: I munched his stalk to my heart’s content [Simes:DLSS].
K. Smith Virgin Sailors 5: [H]e was munching on my meat on a regular basis [Simes:DLSS].
[US]Ebonics Primer at www.dolemite.com 🌐 munchin tha box Definition: to perform oral sex on a female. Example: I got that bitch nice and wet when I was munchin her box.
[US]S. King Dreamcatcher 427: Beaver’s litany of childish curses [...] munch my meat, bite my bag, shit in your fuckin hat and wear it backward.
[US]J. Ellroy ‘Hollywood Fuck Pad’ in Destination: Morgue! (2004) 239: I munch your socks off, yum, yum.
[US](con. 1973) C. Stella Johnny Porno 188: They put the hammer to her. ‘Turn informant or get used to munching muff the next dozen years’ [...] They laid it on thick.
[US]New Yorker 11-18 July 🌐 One of his fellow-protesters tells me that Hillary has had oral sex with many female world leaders (‘She’s munched with a lot of our enemies, man’).

4. (US campus) to kiss.

[US]Eble Campus Sl. Oct. 7: munch – to kiss. ‘Bob really likes to munch Karen on a date, except in front of her parents.’.

In derivatives

muncher-boy (n.)

man-to-man fellator.

[UK]Partridge DSUE (7 edn) 1286/1: muncher boy. A fellator.
R.A. Spears Forbidden Amer. Eng.

In compounds

munching house (n.)

a cheap restaurant or café.

‘Nightmarch’ Pattaya (Thailand) Mail IX:32 10 Aug. 🌐 If you decide to sit in the air-conditioned area of the munching house, you’re liable to hear background music not heard in public since about 1938.
munch-present (n.) [he fig. ‘eats’ the money]

a servant who ‘skims’ a portion of a bribe they are conveying.

[UK]Awdeley Fraternitye of Vacabondes in Viles & Furnivall (1907) n.p.: Mounch present is he that is a great gentleman, for when his mayster sendeth him with a present, he will take a tast thereof by the way .

In phrases

munch muff (v.)

(Aus.) to perform cunnilingus.

[Aus]F. Morehouse in Uni Sex 37: The Willis Munches Muff poster..was a classic case of the use of obscenity to ‘reduce the mystery of rank’ as Hugh Duncan has described it [Simes:DLSS].
munching the truncheon (n.) (also munch the trunch) [truncheon n.]

to fellate.

[UK]H. Morgan More Rugby Songs 89: Inside the yard at Buckingham Palace, Christopher Robin’s still gobblin’ Alice, ‘One more time, then after lunch, I’ll reciprocate, and “Munch the Trunch”’ [Simes:DLSS].
[Aus]G. Seal Lingo 126: Fellatio is munchin’ the truncheon, but may be also referred to as blue-vein salami.
OnLine Dict. of Playground Sl. 🌐 munch the trunch n. oral sex performed on a man.
munch out (v.)

1. (orig. US campus) to eat voraciously, esp. as a result of smoking cannabis.

[US]Eble Campus Sl. Fall 4: munch out – to eat, particularly late night snacks.
[US]Eble Campus Sl. Spring 4: munch, munch out – eat greedily.
[US]Eble Sl. and Sociability 31: Sometimes the word + particle construction is typical of and strengthens the synonymy of a group of related verbs: [...] munch out, pig out, pork out, snort out, [...] all mean ‘to eat, usually quickly or in great quantity’.
[UK]N. Barlay Crumple Zone 2: The flakiest all-in under-sixteen bullshitters ever to skank off school and munch out on junk food.

2. (US campus) to kiss passionately.

[US]Eble Campus Sl. Nov.
munch the box (v.)

see sense 2 above.