Source : Webster's Revised Unabridged Dictionary (1913)

Piquet \Piqu"et\, n.
   See {Picket}. [R.]

Piquet \Pi*quet"\, n. [F., prob. fr. pique. See {Pique}, {Pike},
   and {Picket}.]
   A game at cards played between two persons, with thirty-two
   cards, all the deuces, threes, fours, fives, and sixes, being
   set aside. [Written also {picket} and {picquet}.]

Source : WordNet®

piquet
     n : a card game for two players using a reduced pack of 32 cards