triple

Universal Words adjective, verb adjective [onlybeforenoun] 1 having three parts or involving three people or groups: a triple heart bypass operation * a triple alliance / partnership * They're showing a triple bill of horror movies (= three horror movies one after the other). 2 three times as much or as many as sth: The amount of alcohol in his blood was triple the legal maximum. * Its population is about triple that of Venice. * a triple murderer (= one who has killed three people) triply adverb verb to become, or to make sth, three times as much or as many SYNTREBLE: [V] Output should triple by next year. [also VN]