The Collaborative International Dictionary of English v.0.48:

Gambit \Gam"bit\, n. [F. gambit, cf. It. gambitto gambit, a
   tripping up. See Gambol, n.] (Chess Playing)
   A mode of opening the game, in which a pawn is sacrificed to
   gain an attacking position.
   [1913 Webster]

WordNet (r) 3.0 (2006):

gambit
    n 1: an opening remark intended to secure an advantage for the
         speaker [syn: gambit, ploy]
    2: a maneuver in a game or conversation [syn: ploy, gambit,
       stratagem]
    3: a chess move early in the game in which the player sacrifices
       minor pieces in order to obtain an advantageous position

The Free On-line Dictionary of Computing (19 January 2023):

Gambit

    A variant of Scheme R3.99 supporting the future
   construct of Multilisp by Marc Feeley
   .  Implementation includes optimising
   compilers for Macintosh (with Toolbox and built-in editor)
   and Motorola 680x0 Unix systems and HP300, BBN
   GP100 and NeXT.  Version 2.0 conforms to the IEEE
   Scheme standard.

   Gambit used PVM as its intermediate language.

   (ftp://acorn.cs.brandeis.edu/dist),
   (ftp://ftp.cso.uiuc.edu/pub/amiga/fish/f7/ff764/Gambit_Terp).
   (ftp://ftp.iro.umontreal.ca/pub/parallele/gambit/).

   Mailing list: gambit@trex.umontreal.ca.

   (1998-02-10)