Noun
overtime play in order to break a tie; e.g. tennis and soccer
Source: WordNetI don't think anybody was ever up 6-2 and would lose the tiebreaker. Richard Krajicek
Each weekend I play at least one and maybe two sets of tennis a day. My doubles team was in the finals recently at my tennis club in Palm Beach and lost a tiebreaker after a three-hour match. I must confess, by the end of the three hours, I was relieved it was over. Wilbur Ross
But Pavlychenkova took the second in a tiebreaker and then broke serve immediately on the way to a 4—0 lead in the third. Source: Internet
A double-fault gave Williams a break chance, and an errant groundstroke sent the match to the concluding tiebreaker. Source: Internet
But after two grueling matches against John Millman and the American Sandgren, it was just too much, and the physical ailment cropped again after the tough tiebreaker, forcing the Swiss tennis player to ask for a medical timeout. Source: Internet
But in the earlier tiebreaker, Thiem acknowledged, "I was mentally not that strong." Source: Internet