Green’s Dictionary of Slang

sexual intercourse.

1841		‘Don Giovanni or, The Man Vot Claps ’Em On The Peg’ in Gentleman’s Spicey Songster 28: For he had got a long peg, you must know, / With his joking, poking, so provoking.
1879		‘Song’ in Pearl 4 Oct. 30: Oh, poking is a pleasure, we all must enjoy, / Tho’ I had it for ever, it never would cloy.
1888–94		‘Walter’ My Secret Life (1966) I 99: You don’t care much about poking?
1945		in G. Legman Limerick (1953) 178: There was a young girl from Hoboken / Who claimed that her hymen was broken / From riding a bike / On a cobblestone pike, / But it really was broken from pokin’.
1951		K. Amis letter 12 May in Leader (2000) 259: Why can’t he take pocking the same way the girls take beng [sic] pocked.
2014		Pando Qly Spring 53/2: Teledildonics is like oculus rift for dongs, and it’ll make ‘poking’ relevant again.
2017		L. McInerney Blood Miracles : [A] bottle of white wine and a long poking.