gambit
noun /ˈɡæmbɪt/
  /ˈɡæmbɪt/
- a thing that somebody does, or something that somebody says at the beginning of a situation or conversation, that is intended to give them some advantage
- an opening gambit (= the first thing you say)
 - The opposition have dismissed promises of tax cuts as a pre-election gambit.
 - His idea of a brilliant conversational gambit is ‘What’s a nice girl like you doing in a place like this?’
 
Extra Examples- It looks as if their gambit has paid off.
 - It was a clever publicity gambit that ended in tragedy.
 - The long silences were a gambit to make him talk.
 
 - a move or moves made at the beginning of a game of chess in order to gain an advantage later
 
Word Originmid 17th cent.: originally gambett, from Italian gambetto, literally ‘tripping up’, from gamba ‘leg’.