blackjack

definition: a gambling game using cards
example:
speech part: noun
synonyms: twenty-one vingt-et-un
definition: a flag usually bearing a white skull and crossbones on a black background
example:
speech part: noun
synonyms: black flag pirate flag Jolly Roger
definition: a piece of metal covered by leather with a flexible handle
example:
speech part: noun
synonyms: cosh sap
definition: a common scrubby deciduous tree of central and southeastern United States having dark bark and broad three-lobed (club-shaped) leaves
example:
speech part: noun
synonyms: blackjack oak jack oak
definition: to exert pressure on someone through threats
example: Should they blackjack you again, call the cops.
speech part: verb
synonyms: pressure

blackjack is explained and pronounced

How blackjack is being used?