Green’s Dictionary of Slang

ream v.

[SE ream, to stretch, to tear in pieces]

1. (US) to cheat, to swindle.

[US]‘High Jinks, Jr’ Choice Sl. 17: Ream one (to), to swindle one.
[US]Ersine Und. and Prison Sl.
[US]Berrey & Van den Bark Amer. Thes. Sl.
[US]G. Legman Rationale of the Dirty Joke (1972) I 315: She has been had [in all senses of the term — or subsitute: ‘fucked,’ ‘screwed,’ ‘reamed,’ or other hostile sexual equivalent].
[US]P. Roth Human Stain 183: Having got himself reamed, steamed, and dry-cleaned (as well as properly tattooed in the bargain).

2. (US, also ream out) to scold, to reprimand.

J.G. Cozzens Guard of Honor 430: ‘You try and lay down — officer, enlisted man, anybody — and he’ll ream the guts out of you. But he don’t ask you to do anything he wouldn’t.
[US]L.F. Engler ‘Gloss. Air Force Sl.’ in AS XXX:2 116: CHEW OUT; REAM OUT, v. phv. Reprimand; reproach; bawl out.
[UK](con. 1940s) D. MacCuish Do Not Go Gentle (1962) 184: We got our ass reamed in the bargain.
[US](con. 1940s) G. Mandel Wax Boom 74: You let me do the talking, Sal. I’m gonna ream them officers out.
[US]W. Wilson LBJ Brigade (1967) 28: He does not speak to us, he reams us out with his attitude, he is disgusted.
[US]K. Brasselle Cannibals 202: He got reamed out by your buddy.
[US]I. Doig Eng. Creek 90: This was a starchier Stanley [...] one you could imagine giving Canada Dan the reaming out he so richly deserved.
[US]B. Hamper Rivethead (1992) 99: What is it with you and Henry Jackson? Why is he always reamin’ your ass?
[US]L. Berney Gutshot Straight [ebook] The Whale [...] turned to ream out the doorman about something.
[UK]K. Sampson Killing Pool 184: I ream them with a bit of the old Scouse humour.

3. (US campus, also reem) to treat unfairly.

[US]Eble Campus Sl. Fall 5: reemed – to be treated unfairly.
[US]J. Doyle College Sl. Dict. 🌐 got reamed [Purdue] Did very poorly on an exam.
[US]Eble Campus Sl. Apr.

4. (US) of a man, to have sexual intercourse.

[US]M. Sheridan ‘Feeling Good’ in ThugLit Jan. [ebook] I reamed Jenny on her own doormat at 4 a.m. one morning.
[US]T. Pluck Bad Boy Boogie [ebook] ‘You’ll get reamed by every fag for miles’.

In compounds

ream job (n.) [job n.2 ]

1. the licking and sucking of the anus, orig. gay use.

[US]Trimble 5000 Adult Sex Words and Phrases.
[US]E.E. Landy Underground Dict. (1972) 160: ream job [...] Oral copulation of the anus with stimulation by the tongue. [Ibid.] 161: rim job.
[US]R. Klein Jailhouse Jargon and Street Sl. [unpub. ms.].
[UK] (ref. to 1971) F. Dennis ‘Old Bailey’ Homeless in my Heart 183: Carried from each cell door / To a place where all hope fails, / Where men are buggered and reamed, / Their bodies bruised and numb.

2. in fig. use.

[US]Baker et al. CUSS 183: Ream-job Difficult exam.
[US]L. Heinemann Close Quarters (1987) 286: We’ve been had. This is a champeen ream job.

In phrases

ream (out) (v.) [SE ream, to enlarge or widen a hole]

(orig. US gay) to penetrate the anus either with the tongue or penis; also used fig., to cause harm to or trouble for.

[US]N. Kimball Amer. Madam (1981) 326: She could never be worked over enough, banged, reamed, blown, flogged.
[US]‘Swasarnt Nerf’ et al. Gay Girl’s Guide 14: ream: To insert one’s tongue in partner’s anal opening.
[US]J. Jones From Here to Eternity (1998) 184: The Army’s been that way [...] ever since Benedict Arnold first put the slippery dong to the Point – and got reamed for his pains.
[US](con. 1940s) G. Mandel Wax Boom 99: He’s gonna shove an umbrella up your pants and open it to ream you out.
[US]Guild Dict. Homosexual Terms 39: ream (v.): (1) To pedicate.
[US]B. Rodgers Queens’ Vernacular 172: to lick or suck anus [...] ream [somebody out].
[US]C. Bukowski Erections, Ejaculations etc. 355: I’ve been reamed by half the United States Navy! [...] There’s nothing like a bit of clean round-eye!
[US]R. Price Breaks 102: A ‘protector’ who would ream me up to my tonsils and then make me do his laundry.
[US]‘Touré’ Portable Promised Land (ms.) 172: A rimming, a reaming, a frightening velocity.
[US]S. King Finders Keepers (2016) 76: Off we go to Riverview [a reformatory] where we will get our tender young buttski reamed and make exciting new friends.