stud

Adult male horse kept for breeding.

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

An upright in house framing.

A man who is virile and sexually active.

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

Scatter or intersperse like dots or studs.

Provide with or construct with studs.

“stud the wall”