Source : Webster's Revised Unabridged Dictionary (1913)

Croquet \Cro*quet"\ (kr?-k?"), n. [From French; cf. Walloon
   croque blow, fillip. F. croquet a crisp biscuit, croquer to
   crunch, fr. croc a crackling sound, of imitative origin.
   Croquet then properly meant a smart tap on the ball.]
   1. An open-air game in which two or more players endeavor to
      drive wooden balls, by means of mallets, through a series
      of hoops or arches set in the ground according to some
      pattern.

   2. The act of croqueting.

Croquet \Cro*quet"\, v. t. [imp. & p. p. {Croqueted} (-k?d); p.
   pr. & vb. n. {Croqueting} (-k?"?ng).]
   In the game of croquet, to drive away an opponent's ball,
   after putting one's own in contact with it, by striking one's
   own ball with the mallet.

Source : WordNet®

croquet
     n : a game in which players hit a wooden ball through a series
         of hoops; the winner is the first to traverse all the
         hoops and hit a peg

croquet
     v 1: drive away by hitting with one's ball, "croquet the
          opponent's ball"
     2: play a game in which players hit a wooden ball through a
        series of hoops