noun. Hootchie-kootchie; rumpy-pumpy; nookie-bookie; boinky-boinky.
Real citation: “For me, doing a Rolling Stones show for two hours a night, that’s enough fuckin’ exercise, you know? Then I’ve got to go to bed with the old lady, bonka bonka, you know?”
(Keith Richards, Uncut, April 2008, page 38)
Made-up citation: “When suggesting bonka-bonka, misunderstandings can arise. Make sure your sweetie-bag isn’t holding a wrench.”