tiebreaker(redirected from tiebreaking)
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1. An additional contest or period of play designed to establish a winner among tied contestants. Also called tiebreak.
2. Something or someone that breaks a tie: His home run was the tiebreaker that won the game. My mother and I wanted to spend the weekend at the beach, and both of my brothers wanted to go on a hike, so we asked my father to be the tiebreaker.
a short period of additional play for deciding a tie score, as in tennis and soccer.