The Collaborative International Dictionary of English v.0.48:

Picquet \Pic"quet\, n.
   See Piquet.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

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.]
   [1913 Webster]