1. To hit or strike, especially with the hand
   "He boffed his friend on the head playfully"
    
2. [N. Amer, vulgar] Have sexual intercourse
   "they boffed 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]

1. [N. Amer, vulgar] Slang for sexual intercourse
   - rumpy-pumpy [informal]
    
2. [Brit, slang] (British informal) a scientist, engineer, or other expert engaged in technical or scientific research
   "The boff developed a groundbreaking new computer chip";
   - boffin [Brit, slang]

Derived forms: boffs, boffed, boffing

Type of: carnal knowledge, coition, coitus, copulate, copulation, couple, intercourse, investigator, mate, pair, relation, research worker, researcher, sex act, sexual congress, sexual intercourse, sexual relation

Encyclopedia: Boff, Andrew