Definition of blackjack in English:



  • 1North American A gambling card game in which players try to acquire cards with a face value as close as possible to 21 without going over.

    Also called twenty-one, vingt-et-un
    • ‘He's a successful businessman who told me he had lost hundreds of thousands of dollars playing blackjack.’
    • ‘If they succeed at this, blackjack will become as unpopular as American roulette.’
    • ‘Gala is gambling that blackjack and slots will compete with sharking and alcopops on the night-out menu.’
    • ‘The site offers slots, roulette and animated card games including poker and blackjack.’
    • ‘These were some cherished moments when my dad took the time to teach us every card game in the book, like all-fours, poker and blackjack.’
    • ‘These men attended and enjoyed spectator sports, bet on prize fights and wrestling matches, and gambled at poker, blackjack, and dice.’
    • ‘I had a fine night afterwards though - everyone buying me drinks, then on to the casino for a little blackjack.’
    • ‘Casino games include a large selection of the newest slot and video machines, as well as roulette, blackjack and craps.’
    • ‘In a game such as blackjack, an astute player can try to memorize the cards already played to have a better chance of predicting which cards will come up later.’
    • ‘The ban on house-banked blackjack does not apply to player-banked blackjack.’
    • ‘The aim of blackjack is to draw cards totalling as close to 21 but not exceeding 21.’
    • ‘Between live poker and blackjack, I spend about 1000 hours per year at the gambling tables.’
    • ‘Customers can keep tabs on games they're interested in while still playing blackjack or shooting craps.’
    • ‘I am reminded of the MIT group that managed to win millions at casinos by counting cards in blackjack.’
    • ‘Of all the above table games, only blackjack requires skill to play correctly and reduce the house edge as low as possible.’
    • ‘We had already squandered much of the gambling kitty playing blackjack, poker and baccarat before trying the dice.’
    • ‘Some purists will insist that blackjack and poker are two entirely different games.’
    • ‘First, without counting, blackjack is a negative expectation game and solid citizens are bound to lose in the long run.’
    • ‘James sat down at one of the gaming tables and the dealer immediately dealt him the two cards for blackjack.’
    • ‘It generates revenues by hosting online backgammon, gin rummy and blackjack, as well as staging golf, darts and pool games.’
  • 2North American A short, leather-covered, typically lead-filled club with a flexible handle, used as a weapon.

    • ‘The other man slammed what looked like a blackjack against the sagging head, striking just behind the right ear.’
    • ‘Sure, he's got a dagger to fight 1-on-1, but he's better off just cracking the back of someone's head with a blackjack.’
    • ‘I didn't even feel the blackjack as it clobbered me on the back of the head.’
    • ‘What he didn't feel was the blackjack hitting him from behind.’
    • ‘Bats, clubs, sticks, blackjacks, Brazilian fighting rods, rocks, and Japanese club sticks are just a few of the more favored tools used in beating people to a pulp.’
    • ‘Maybe that's why I didn't see the guy sneaking up on me with the blackjack.’
    • ‘Johnigan folded in half over the keyboard, giving Al the chance to bang him hard on the back of the head with a lead-weighted blackjack.’
    • ‘I saw in her hand the blackjack that had moments ago made a profound impression upon my skull.’
    • ‘By the time the miserable news hit the Millers like a blackjack on Sept. 24, the damage had been done and was irreversible.’
    • ‘Firehoses were turned on and soon three thousand picketers, thugs, and police rumbled in the streets with clubs, blackjacks, wrenches, chains, and tear gas.’
    club, bludgeon, stick, truncheon, baton, blackthorn, mace, bat
    View synonyms
  • 3historical A pirate's black ensign.

  • 4historical A tarred-leather container used for alcoholic drinks.