The Collaborative International Dictionary of English v.0.48:

Capot \Ca*pot"\, n. [F.]
   A winning of all the tricks at the game of piquet. It counts
   for forty points. --Hoyle.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Capot \Ca*pot"\, v. t. [imp. & p. p. Capotted.]
   To win all the tricks from, in playing at piquet.
   [1913 Webster]