Stud (LGBT usage) definition

(1) Poker in which each player receives hole cards and the remainder are dealt face up; bets are placed after each card is dealt

(2) Adult male horse kept for breeding

(3) An upright in house framing

(4) Ornament consisting of a circular rounded protuberance (as on a vault or shield or belt)

(5) A man who is virile and sexually active

(6) Provide with or construct with studs

"Stud the wall"

(7) Scatter or intersperse like dots or studs

"Hills constellated with lights"