1. three successes of the same kind, especially consecutive ones within a limited period: "the band completes the trilogy, making for a dubious musical hat trick"
▪ (chiefly in ice hockey or soccer) the scoring of three goals in a game by one player.
▪ (in cricket) the taking of three wickets by the same bowler with successive balls.
Word Originmid 19th century (denoting any trick with a hat): in the context of cricket originally referring to the club presentation of a new hat (or some equivalent) to a bowler taking three wickets successively.
A hat-trick or hat trick is the achievement of a generally positive feat three times in a match, or another achievement based on the number three. Wikipedia