Definition from Wiktionary, the free dictionary
|simpl. and trad.|
- Onomatopoeia, imitating repeated breaths. Coined in Taiwan, originally meaning any laborious work.
- (slang) to have sex; to get it on; to go at it
- 2006: Yangzi Evening news editorial staff, 做爱时你们到底在想谁 (Who are you really thinking about when you make love?)