Definitions of busted:

• adjective:   (used informally especially of bones) fractured

  Example: "My arm is busted"

• adjective:   out of working order (`busted' is an informal substitute for `broken')

  Example: "The coke machine is busted"

• adjective:   suddenly and violently broken open especially from internal pressure (`busted' is an informal term for `burst')

  Example: "A busted balloon"