tee off verb3 •To hit the first shot of the hole, from the tee.I always check the wind direction before I tee off. •(slang) To irritate, vex, or annoy.Boy, do his jibes ever tee me off! •To hit the ball very hard, especially for a home run.Reyes teed off on a hanging curve to give the Cardinals a 3-1 lead. formsteed off · teeing off · tees off