verb exert pressure on someone through threats.
— synonyms: blackmail, pressure
noun a common scrubby deciduous tree of central and southeastern United States having dark bark and broad three-lobed (club-shaped) leaves.
— synonyms: blackjack_oak, jack_oak, Quercus_marilandica
noun a piece of metal covered by leather with a flexible handle.
— synonyms: cosh, sap
noun a flag usually bearing a white skull and crossbones on a black background.
— synonyms: black_flag, pirate_flag, Jolly_Roger
noun a gambling game using cards.
— synonyms: twenty-one, vingt-et-un