Source : Webster's Revised Unabridged Dictionary (1913)

Sweepstake \Sweep"stake`\, n.
   1. A winning of all the stakes or prizes. --Heylin.

   2. A complete removal or carrying away; a clean sweep. [Obs.]
      --Bp. Hacket.

Source : WordNet®

sweepstake
     n : a lottery in which the prize consists of the money paid by
         the participants [syn: {sweepstakes}]