intelligence activities concerned with identifying and counteracting the threat to security posed by hostile intelligence organizations or by individuals engaged in espionage or sabotage or subversion or terrorism
(bridge or whist) the suit that has been declared to rank above all other suits for the duration of the hand; "clubs were declared trumps"; "a trump can take a trick even when a card of a different suit is led"
a playing card in the suit that has been declared trumps; "the ace of trumps is a sure winner"