[syn: count, bet, depend, look, calculate, reckon]
The Collaborative International Dictionary of English v.0.48:
Bet \Bet\, n. [Prob. from OE. abet abetting, OF. abet, fr.
   abeter to excite, incite. See Abet.]
   That which is laid, staked, or pledged, as between two
   parties, upon the event of a contest or any contingent issue;
   the act of giving such a pledge; a wager. "Having made his
   bets." --Goldsmith.
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The Collaborative International Dictionary of English v.0.48:
Bet \Bet\, v. t. [imp. & p. p. Bet, Betted; p. pr. & vb. n.
   Betting.]
   To stake or pledge upon the event of a contingent issue; to
   wager.
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         John a Gaunt loved him well, and betted much money on
         his head.                                --Shak.
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         I'll bet you two to one I'll make him do it. --O. W.
                                                  Holmes.
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The Collaborative International Dictionary of English v.0.48:
Bet \Bet\,
   imp. & p. p. of Beat. [Obs.]
   [1913 Webster]
The Collaborative International Dictionary of English v.0.48:
Bet \Bet\, a. & adv.
   An early form of Better. [Obs.]
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   To go bet, to go fast; to hurry. [Obs.] --Chaucer.
      [1913 Webster]
WordNet (r) 3.0 (2006):
bet
    n 1: the money risked on a gamble [syn: stake, stakes,
         bet, wager]
    2: the act of gambling; "he did it on a bet" [syn: bet,
       wager]
    v 1: maintain with or as if with a bet; "I bet she will be
         there!" [syn: bet, wager]
    2: stake on the outcome of an issue; "I bet $100 on that new
       horse"; "She played all her money on the dark horse" [syn:
       bet, wager, play]
    3: have faith or confidence in; "you can count on me to help you
       any time"; "Look to your friends for support"; "You can bet
       on that!"; "Depend on your family in times of crisis" [syn:
       count, bet, depend, look, calculate, reckon]
Moby Thesaurus II by Grady Ward, 1.0:
37 Moby Thesaurus words for "bet":
   ante, ante up, back, bet on, book, call, chunk, cover, fade,
   gamble, game, handbook, hazard, lay, lay a wager, lay down,
   make a bet, make book, meet a bet, parlay, pass, play,
   play against, plunge, pot, predict, prognosticate, punt, put on,
   risk, see, set, shot, stake, stand pat, take a chance, wager