Green’s Dictionary of Slang

1. to talk down.

1860		Hotten Dict. of Modern Sl. etc. (2nd edn).
1873		Sl. Dict.
1895		Crowe Aus. Sl. Dict. 87: Tongue, as ‘to tongue a person’; to talk one speechless.

2. to fellate.

1881		Sins of the Cities of the Plain 15: Gently frigging him, I tongued the ruby head.
1884		‘Experiences of a Cunt Philosopher’ in Randiana 71: Drawing back my foreskin she tongued me with a sweet solacing suck.
1896		Farmer Vocabula Amatoria (1966) 216: Pomper le dard. To tongue a man.
1963		K. Waterhouse Jubb (1966) 25: What abloody bird! I have her, she tongues me, I have her again.

3. (also tongue fuck) to perform oral sex.

[1684		Rochester (attrib.) Sodom [stage direction] Six naked men & six naked women appeare & dance. In their Danceing ye men do obeysance to ye womens Cunts, kissing and tonging them often].
1870		Cythera’s Hymnal 72: All he could do / Was tongue-fuck a few, / And sniff at his fingers while roking ’em.
1870		Cythera’s Hymnal 78: There was an old Warden of Wadham, he / Was very much given to sodomy, / But he slyly confessed, / ‘I like tongue fucking best’.
1881		Loves of Venus 23: He [...] redoubled his sucking and tongueing.
1896		‘Confessions of a Virtuous Wife’ in Cabinet of Venus 299: We tongued and gamahuched till we bit each other’s clitorises in frenzy.
1902		D. St John Memoirs of Madge Buford 33: ‘Give her a tongue fuck, Sam.’ [...] with long, pointed tongue, darting thrust upon thrust into my widely stretched slit.
1902		D. St John Memoirs of Madge Buford 117: I will tongue, taste and tickle, / Nor e’en at sucking stickle.
1941		G. Legman ‘Lang. of Homosexuality’ Appendix VII in Henry Sex Variants.
1967		‘Philip Barrows’ Whores, Queers & Others I [ebook] They [i.e. two prostitutes] put on a good show, squirming, tonguing and caressing each other.
1979		‘Iceberg Slim’ Airtight Willie and Me 153: ‘Now, tongue pussy!’ she commanded.
1982		Maledicta VI:1+2 (Summer/Winter) 147: From them she might pick up and more to startle than identify with her sisters use words and expressions such as [...] tongue (as a verb).
1998		‘Bill E. Goodhead’ Nubile Treat 🌐 He’d never tongued a girl’s cunt before. His lips pressed tenderly against her twat-lips and his tongue slid around inside her dainty wet hole.
1999		‘The Master Pimp’ Pimp’s Rap 52: I spread open the moist lips of her womb and began to tongue fuck her.
2000		Desdemona at www.asstr.org 🌐 She was lightheaded and woozy and fell forward against him when he tongued harder and then latched on with his wide-opened mouth.

4. to kiss with tongues in each other’s mouth; also as n., such a kiss; thus tonguing n.

1888–94		‘Walter’ My Secret Life (1966) IV 700: She had a sweet mouth, and although not much given to tonguing myself [...] I began at one to do so to her.
1969		‘Iceberg Slim’ Mama Black Widow 123: They tongued deeply.
1974		(con. 1960s) R. Price Wanderers 88: She tongued like a pro and stood right up against his body.
2002		C. Fothergill-Brown ‘WWE Confidential Report’ 30 June 🌐 And The Rock used to put his arm around you, and we used to kiss a little bit. [Kissing the Rock = 1st base] We used to kiss a little bit, and a lot of tongue. You used to love The Rock’s tongue didn’t you? [Tongue = French kiss] [The British call it ‘Snogging’].

5. (Scots/Ulster) to scold, thus tonguing, a scolding.

1910		Kirkintilloch Gaz. 15 Apr. 4/1: He got an awful tonguing.
1997		Share Slanguage.