Definition of "Trump" :
noun: a brass musical instrument with a brilliant tone; has a narrow tube and a flared bell and is played by means of valves
noun: (card games) the suit that has been declared to rank above all other suits for the duration of the hand
"Clubs were declared trumps."
noun: a playing card in the suit that has been declared trumps
"The ace of trumps is a sure winner."
verb: proclaim or announce with or as if with a fanfare
verb: play a trump
verb: get the better of
verb: produce a sound as if from a trumpet