Green’s Dictionary of Slang

toches n.

1. posterior, buttocks.

1886		Sporting Times 13 Feb. 1/5: Patent Tochas-warmer: from the Lumberer.
1899		A. Binstead Gal’s Gossip 78: It had yellow, blue, green and red streamers reaching to the end of her dress-improver, which was designed by Le Comte de Tochas.
1927		‘J.M. Hall’ Anecdota Americana I 114: I told her she has too big a tokus and must go on a diet.
1931		J.T. Farrell ‘Big Jeff’ in Short Stories (1937) 47: Jeff had too much fanny [...] his old lady cursed his big tuchas.
1933		J.T. Farrell Gas-House McGinty 194: I grabs the old girl by the tocus.
1934		H. Roth Call It Sleep (1977) 338: Took – tookis, ain’t it?
1938		J. Curtis They Drive by Night 269: I could do three months on me tochas.
1939		J. Weidman What’s In It For Me? 43: It set Teddy back on his tochus so hard that you could almost hear the bump.
1940		W.R. Burnett High Sierra in Four Novels (1984) 409: They shot a couple of women in the tokus.
1943		in G. Legman Limerick (1953) 98: There was a young reb from Kadoches / Who had a hospitable toches.
1949		H.L. Mencken New Yorker 1 Oct. 63: Woodrow Wilson landed on his dokus like the humblest of professors [W&F].
1952		(con. 1910s–20s) ‘Harry Grey’ Hoods (1953) 6: ‘Kish mir in tauchess, dear Teacher,’ he said in distinct Yiddish. [Ibid.] 63: If I ever meet him, he can kiss my tauchess.
1958		(con. 1950) E. Frankel Band of Brothers 122: ‘I’ll give you the Order of The Tuchas for that.’ ‘Took-us. Means hiney, huh?’.
1958		Southern & Hoffenberg Candy (1970) 159: The tip of the Buddha’s nose [...] moved slowly into Candy’s coyly arched tooky.
1959		M. Richler Apprenticeship of Duddy Kravitz (1964) 189: How does that old fershtunkene tuchos-head rent these rooms?
1962		F. Norman Guntz 120: Now any bird can show her tookus in public.
1962		T. Berger Reinhart in Love (1963) 155: I was skating on thin ice and I fell through on my tokus.
1967		L. Bruce Essential Lenny Bruce 238: I’ll change the words to tuchuses and nay-nays nitely.
1967		W. Manus Mott the Hoople 51: Let’s [...] make love under the stars, put grass stains on your tukkis.
1977		D. Powis Signs of Crime 205: Toches A low, almost taboo, Yiddish expression for buttocks.
1978		L. Kramer Faggots 236: The tuchas of his younger son and heir, at that moment hairless, was truly very red.
1978		H. Selby Jr Requiem for a Dream (1987) 97: [She] shook her tuchis in his face, and went to bed.
1985		J. Sullivan ‘Watching the Girls Go By’ Only Fools and Horses [TV script] Come – sit – put your tookers down there come on for heaven’s sake.
1990		(con. early 1950s) J. Ellroy L.A. Confidential 256: He’s up at McNeil, freezing his toches in the admittedly plush cell.
1993		S. King Dolores Claiborne 54: I was out on the steps today, freezing my tookus off.
2002		Commando Dad 29 Jan. 🌐 I do have one incriminating screenshot of a certain admin who wears JTHM planting a tripmine on her katookus, should I ever need to commit inter-admin extortion.

2. the vagina.

1968

(con. c.1900) J. Thompson King Blood (1989) 175: I seen a fella stretch a gal’s puss clean over her head [...] That gal was [...] strangled to death by her own tokus.

In compounds

toches-licker (n.) (also T.L., tauchess licker, tuchas-licker) [i.e. arse-licker under arse-lick v.]

(orig. US) a toady, a sycophant.

1952		(con. 1920s) ‘Harry Grey’ Hoods (1953) 232: This lunkhead is a real tauchess licker [...] a first-class brown nose.
1963		A. Baron Lowlife (2001) 14: One of Gus’s tuchas-lickers gave me an envelope.
1968		L. Rosten Joys of Yiddish 405: T.L. [...] Abbreviation for toches (or tuches) lecker [...] T.L. stands for ‘ass licker’.
1980		L.M. Feinsilver Taste of Yiddish 52: TL (TOCHES LEKER — Arse Licker).