have it away (with) v.2
to have sexual intercourse; sometimes ext. as have it away together.
|All Night Stand 12: He could chat up a chick and he didn’t mind having it away with some man either.|
|Nothing For Anyone 10: Why can’t you do […] the real nitty-gritty, ‘I regret / having had you back when you’d had it away / with that bitch!’.‘Sonnet’ in|
|Eng. Madam 99: While she was working for him she was having it away with every single one of his trainee barbers.|
|Lingo 126: The slang terms available to describe sexual intercourse are almost as numerous as those related to alcohol and include: [...] have it away (also a Britishism), and so on and on.|
|Soho 172: Could be Jenny Wise and the randy young telly bloke having it away, too impatient to go round to her place.|
|in Jack of Jumps (2007) 302: He said something about having had it away with her.|