tee1
¦ noun
1. a cleared space on a golf course, from which the ball is struck at the beginning of play for each hole.
2. a small peg with a concave head which is placed in the ground to support a golf ball before it is struck from a tee.
3. a mark aimed at in bowls, quoits, curling, and other similar games.
¦ verb (tees, teeing, teed) Golf
1. (usu. tee up) place the ball on a tee ready to make the first stroke of the round or hole.
2. (tee off) begin a round or hole of golf by playing the ball from a tee.
Origin
C17 (orig. Scots, as teaz): of unknown origin.
--------
tee2
¦ noun informal a T-shirt.