Definition of no trumps in English:

no trumps

noun

Bridge
  • A situation in which no suit is designated as trumps.

    ‘he could not really bid no trumps without a diamond stop’
    as modifier ‘a no-trump contract’
    • ‘So it beats a ten heart bid, but is beaten by a ten no-trump bid.’
    • ‘A bid for a greater number of points is higher than a bid for a lesser number, and a no-trump bid is higher than a bid of an equal number of points with a trump suit.’