What is the meaning of trump?

noun

• A playing card in the suit that has been declared trumps.
  • usage: "the ace of trumps is a sure winner"
  • synonyms: trump card
• Card games. ( the suit that has been declared to rank above all other suits for the duration of the hand)
  • usage: "clubs were declared trumps"; "a trump can take a trick even when a card of a different suit is led"
• A brass musical instrument with a brilliant tone; has a narrow tube and a flared bell and is played by means of valves.
  • synonyms: cornet, horn, trumpet

verb

• Produce a sound as if from a trumpet.
• Get the better of.
  • usage: "the goal was to best the competition"
  • synonyms: outdo, outflank, best, scoop
• Play a trump.
  • synonyms: ruff
• Proclaim or announce with or as if with a fanfare.
  • synonyms: trump out