From WordNet (r) 3.0 (2006):
stud
n 1: a man who is virile and sexually active [syn: stud, he-
man, macho-man]
2: ornament consisting of a circular rounded protuberance (as on
a vault or shield or belt) [syn: stud, rivet]
3: an upright in house framing [syn: scantling, stud]
4: adult male horse kept for breeding [syn: stud, studhorse]
5: poker in which each player receives hole cards and the
remainder are dealt face up; bets are placed after each card
is dealt [syn: stud, stud poker]
v 1: scatter or intersperse like dots or studs; "Hills
constellated with lights" [syn: dot, stud,
constellate]
2: provide with or construct with studs; "stud the wall"