WordWeb Online

1. [Brit, vulgar] Have sexual intercourse
   "they bonked in the back of the car";
   - sleep together, love, make love, sleep with, have sex, know [archaic], do it [informal], be intimate, have intercourse, lie with [archaic], bed [informal], get it on [informal]
    
2. Hit hard
   "He bonked his opponent";
   - sock [informal], bop [informal], whop [informal], whap [N. Amer, informal], bash [informal], clonk [informal], boink [N. Amer, informal], whack [informal], wham [informal], wallop [informal], lamp [UK, informal], clock [UK, informal], belt [informal]

Derived forms: bonked, bonking, bonks

Type of: copulate, couple, hit, mate, pair

Encyclopedia: Bonk, John