/three"seuhm/ , adj.
1. consisting of three; threefold.
2. performed or played by three persons.
n.
3. three forming a group.
4. something in which three persons participate, as certain games.
5. Golf. a match in which two players, playing alternately with one ball, compete against a third player who also plays one ball.
[ 1325-75; ME thresum. See THREE -SOME 2 ]