blackjack

blackjack[ 'blækdʒæk ]

• n.
  • a common scrubby deciduous tree of central and southeastern United States having dark bark and broad three-lobed (club-shaped) leaves; tends to form dense thickets

    同义词：blackjack oakjack oakQuercus marilandica

  • a piece of metal covered by leather with a flexible handle; used for hitting people

    同义词：coshsap

  • a flag usually bearing a white skull and crossbones on a black background; indicates a pirate ship

    同义词：black flagpirate flagJolly Roger

  • a gambling game using cards; the object is to hold cards having a higher count than those dealt to the bank up to but not exceeding 21

    同义词：twenty-onevingt-et-un

• v.exert pressure on someone through threats

  同义词：blackmailpressure