WordWeb Online

1. An opening remark intended to secure an advantage for the speaker
   - ploy
    
2. A tactic or manoeuvre intended to gain an advantage
   - ploy, stratagem
    
3. A chess move early in the game in which the player sacrifices minor pieces in order to obtain an advantageous position

Derived forms: gambits

Type of: chess move, comment, input, maneuver [US], manoeuvre [Brit, Cdn], remark, tactical maneuver [US], tactical manoeuvre [Brit, Cdn]

Encyclopedia: Gambit, Part II