sex, v. — Green’s Dictionary of Slang

sex v.

also sex around, ...down, ...up

to have some form of sexual relations, usu. intercourse; thus sexing n.

1951		M. Spillane Long Wait (1954) 185: Harlan sexed Johnny into a spot that would have ruined him.
1959		‘Count Palmiro Vicarion’ Limericks 107: King Louis gave lessons in class. / One day he was sexing a lass.
1959		‘Sheldon Lord’ Strange Kind of Love 96: I watched for a length of time that felt like an hour [. . .] and that's a lot of time to watch two women sexing around on a linen sheet.
1969		‘Iceberg Slim’ Pimp 209: I hope you ain’t sexed that pretty bitch yet.
1972		B. Rodgers Queens’ Vernacular 187: soundtrack bestial noises made during sexing.
1988		D. Woodrell Muscle for the Wing 26: It said [...] that I should follow you tonight and sex you down.
1992		R.C. Cruz Straight Outta Compton 34: ‘Has he sexed you up?’ I asked. ‘What difference does it make?’ she said.
1998		Source Oct. 165: Small-town girls looking to sex a dealer from the big city.
2003		‘Minor Threats’ Yale Herald 4 Apr. 🌐 MT misses the days when Barnes would talk love around the Herald office... ‘Oh yeah? You won’t feel that way after I sex you both in the ass!’ ‘How about some finger-blasting?’ ‘You cum-dumpster!’.
2011		S. Kelman Pigeon English 98: Nobody asked to sex me before.

In compounds

sexing-piece (n.)

the penis.

1966		Trimble 5000 Adult Sex Words and Phrases.
1984		Partridge DSUE (8th edn) 1038/1: since ca. 1925.

In phrases

sexed up (adj.)

sexually excited.

1953		R. Mais Hills were Joyful Together (1966) 61: Fellows who talking to her couldn’t keep their eyes off her tits, she all sexed-up an’ wanting to do things.
1982		P. Bailey Eng. Madam 22: I had the feeling he was getting all sexed-up, the way he was carrying on.

sex in (v.)

1. (US black/teen) to gang rape.

1994

C. Major Juba to Jive.

2. (US gang) to initiate into a mixed-sex gang.

2001		J. Miller One of the Guys 171: ‘Girls either get beat in or sexed in. When you a girl you don’t get no respect when you get sexed in, you don’t get no respect.
2001		(con. 1990s) J. Miller One of the Guys : .

sex on (v.)

(Aus.) to indulge in ‘heavy petting’ or even intercourse.

1963

in Sydney Morning Herald 11 Sept. in DSUE (1984).

sex up (v.)

1. to increase the sexual content of, e.g. a film script.

1942		Berrey & Van den Bark Amer. Thes. Sl.
2002		Guardian 18 Jan. 🌐 You desire to sex up your image for last week’s American Music Awards, but don’t want to forsake your wholesome virgin rep. What is a girl to do?

2. to make the content of something more attractive or exciting.

2003

Guardian 6 Sept. 🌐 The claim by the BBC journalist, based on a meeting with Dr Kelly, that No 10 wanted to ‘sex up’ the dossier has been largely supported by evidence.