Definition of busts:
(v) :
(transitive, colloquial, chiefly US) To break.
(v) :
(transitive, slang) To arrest (someone or a group of people) for a crime.
(v) :
(transitive, slang) To catch (someone) in the act of doing something wrong, socially and morally inappropriate, or illegal, especially when being done in a sneaky or secretive state.
(v) :
(transitive) To debunk, dispel (a belief).
(v) :
(snowboarding) An emphatic synonym of do or get.
(v) :
(US, informal) To reduce in rank.