1. [n]  poker in which each player receives hole cards and the remainder are dealt face up; bets are placed after each card is dealt
2. [n]  adult male horse kept for breeding
3. [n]  an upright in house framing
4. [n]  ornament consisting of a circular rounded protuberance (as on a vault or shield or belt)
5. [n]  a man who is virile and sexually active
6. [v]  provide with or construct with studs; "stud the wall"
7. [v]  scatter or intersperse like dots or studs; "Hills constellated with lights"

Stud
Stud

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1. \Stud\, n. [OE. stod, stood, AS. st[=o]d; akin to OHG.
   stuota, G. stute a mare, Icel. st[=o]? stud, Lith. stodas a
   herd, Russ. stado, and to E. stand. The sense is properly, a
   stand, an establishment. [root]163. See {Stand}, and cf.
   {Steed}.]
   A collection of breeding horses and mares, or the place where
   they are kept; also, a number of horses kept for a racing,
   riding, etc.
         In the studs of Ireland, where care is taken, we see
         horses bred of excellent shape, vigor, and size. --Sir
                                                  W. Temple.
         He had the finest stud in England, and his delight was
         to win plates from Tories.               --Macaulay.
   

2. \Stud\, n. [AS. studu a post; akin to Sw. st["o]d a prop,
   Icel. sto? a post, sty?ja to prop, and probably ultimately to
   E. stand; cf. D. stut a prop, G. st["u]tze. See {Stand}.]
   1. A stem; a trunk. [Obs.]
            Seest not this same hawthorn stud?    --Spenser.
   2. (Arch.) An upright scanting, esp. one of the small
      uprights in the framing for lath and plaster partitions,
      and furring, and upon which the laths are nailed.
   3. A kind of nail with a large head, used chiefly for
      ornament; an ornamental knob; a boss.
            A belt of straw and ivy buds, With coral clasps and
            amber studs.                          --Marlowe.
            Crystal and myrrhine cups, embossed with gems And
            studs of pearl.                       --Milton.
   4. An ornamental button of various forms, worn in a shirt
      front, collar, wristband, or the like, not sewed in place,
      but inserted through a buttonhole or eyelet, and
      transferable.
   5. (Mach.)
      (a) A short rod or pin, fixed in and projecting from
          something, and sometimes forming a journal.
      (b) A stud bolt.
   6. An iron brace across the shorter diameter of the link of a
      chain cable.
   {Stud bolt}, a bolt with threads on both ends, to be screwed
      permanently into a fixed part at one end and receive a nut
      upon the other; -- called also {standing bolt}.
   

3. \Stud\, v. t. [imp. & p. p. {Studded}; p. pr. & vb. n.
   {Studding}.]
   1. To adorn with shining studs, or knobs.
            Thy horses shall be trapped, Their harness studded
            all with gold and pearl.              --Shak.
   2. To set with detached ornaments or prominent objects; to
      set thickly, as with studs.
            The sloping sides and summits of our hills, and the
            extensive plains that stretch before our view, are
            studded with substantial, neat, and commodious
            dwellings of freemen.                 --Bp. Hobart.