threesome [ˈθriːsəm] n

1. a group of three
2. (Individual Sports & Recreations) Golf a match in which a single player playing his own ball competes against two others playing alternate strokes on the same ball
3. (Group Games / Games, other than specified) any game, etc., for three people
4. (modifier) performed by three a threesome game

Collins English Dictionary – Complete and Unabridged © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003

@ wells lake, janet huckabee nature center, fort smith, ar.