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trump card

noun

Simple Definition of trump card

  • : something that gives you an advantage

Source: Merriam-Webster's Learner's Dictionary

Full Definition of trump card

  1. 1 :  a card from the suit that has been chosen as the most valuable for a particular card game

  2. 2 :  something that gives someone an advantage <The prosecution's trump card is the evidence linking the defendant to the murder weapon.> <He played/used his trump card during the negotiations.>

Word by Word Definitions

trumpplay
  1. :  trumpet

    :  jew's harp

    :  a sound of or as if of trumpeting

  1. :  a card of a suit any of whose cards will win over a card that is not of this suit —called also trump card

    :  the suit whose cards are trumps for a particular hand

    :  a decisive overriding factor or final resource —called also trump card

  1. :  to get the better of :  override

    :  to play a trump on (a card or trick) when another suit was led

    :  to play a trump when another suit was led

cardplay
  1. :  to cleanse, disentangle, and collect together (as fibers) by the use of cards preparatory to spinning

  1. :  an instrument or machine for carding fibers that consists usually of bent wire teeth set closely in rows in a thick piece of leather fastened to a back

    :  an implement for raising a nap on cloth

  1. :  playing card

    :  a game played with cards

    :  card playing

  1. :  to place or fasten on or by means of a card

    :  to provide with a card

    :  to list or record on a card


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