Green’s Dictionary of Slang

1. semen; thus slimey adj.

c.1673		Rochester ‘A Ramble in St. James’s Park’ in Works of Rochester (1721) 83: Full gorged, at another Time, / With a vast Meal of nasty Slime, / Which your devouring Cunt had drawn / From Porters Backs, and Footmens Brawn.
1870		Cythera’s Hymnal 26: They hardly had the time to wipe away the slime.
1912		in Randolph & Legman Ozark Folksongs and Folklore (1992) I 121: Tickle my tits and belly, / Smell my slimey slough.
1942		in Randolph & Legman Ozark Folksongs and Folklore (1992) I 45: Held a little slick thing covered with slime.
1950		G. Barker True Confessions 8: Immortality, a white slime.
1966		Trimble 5000 Adult Sex Words and Phrases.
1970		in P.R. Runkel Law Unto Themselves 112: My part was just a little bit of slime [...] The white stuff a man leaks in a woman, sir.
2009		R. Milward Ten Storey Love Song 254: Pulling a few tissues out of the Kleenex tub to mop up Johnnie’s slime from inside her.

2. (Aus.) flattery, ingratiation.

1885		Bulletin (Sydney) 11 Apr. 22/1: Insensate setter of discordant rhyme, / To hackneyed bathos or lickspittle slime, / Whose slaughtered subjects find a verbal hearse / Toward the charnel chamber of thy verse – / Whose namby-pamby similes are spread / As Chinese cess stuff on a cabbage bed.
1890		Bird o’ Freedom 8 Jan. 5/3: The servants call him ‘Old Slime’.

3. an extremely unpleasant person [note the character Chevy Slime in Charles Dickens’s Martin Chuzzlewit (1843–4)].

1967–8		Baker et al. CUSS 198: Slime A small or insignificant person.
1970		J. Wambaugh New Centurions 228: ‘I‘d like to work books. Get me away from all these slimes you have to bust at night’.
1978		S. Murray Legionnaire 265: He is liquid slime as far as I am concerned .
1979		D. Gram Foxes (1980) 65: ‘Anything you want, baby?’ he called. ‘Not from you, slime,’ Annie called back.
1983		C. Heath A-Team 2 (1984) 54: Just like these slimes to try and nail someone in the back.
1998		J. Hoskison Inside 83: I wondered how many men had been led to evil ways by mixing with slime like Jimmy Baker.

4. (US black) a friend.

2009		Capone-N-Noreaga ‘Stick Up’ 🎵 Ayo, what up, slime?
2012		Rick Ross ‘Hold Me Back’ 🎵 I call up my slime, I need a kilo tonight.
2018-20		T. Thorne (ed.) ‘Drill Slang Glossary’ at Forensic Linguistic Databank 🌐 Slime - close friend.