幹

干
gàn
  1. tree trunk
  2. main part of sth
  3. to manage
  4. to work
  5. to do
  6. capable
  7. cadre
  8. to kill (slang)
  9. to fuck (vulgar)
  10. (coll.) pissed off
  11. annoyed

CEDICT

slang vulgar colloquial

Homographs

乹 gān old variant of 乾 gān
乾 Gān surname Gan
乾 gān
  1. dry
  2. dried food
  3. empty; hollow
  4. taken in to nominal kinship; adoptive; foster
  5. futile; in vain
  6. (dialect) rude; blunt
  7. (dialect) to cold-shoulder
亁 gān variant of 乾 gān
干 Gān surname Gan
干 gān
  1. (bound form) to have to do with; to concern oneself with
  2. one of the ten heavenly stems 天干 tiāngān
  3. (archaic) shield