Skip to main content
PlainSpell

blackjack

/ˈblækd͡ʒæk/noun, verb

blackjack is spelled B-L-A-C-K-J-A-C-K: 9 letters and 2 syllables. It appears 1.4 times per million words in written English, the 23,536th most frequent word form (wordfreq, 2021 data). As a noun, blackjack means “A common gambling card game in casinos, where the object is to get as close to 21 without going over” (English Wiktionary, September 2026). The plural of blackjack is blackjacks.

How many letters and syllables are in blackjack?

Letters9: B-L-A-C-K-J-A-C-K
Syllables2 (from its American pronunciation)
In writing1.4 times per million words; the 23,536th most frequent word form
Wrong spellings searchednone measured in search

Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation and the CMU Pronouncing Dictionary; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

How common is blackjack?

Blackjack appears 1.4 times per million words in written English, the 23,536th most frequent word form in the list.

Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

How do you pronounce blackjack?

  • /ˈblækd͡ʒæk/

Blackjack has 2 syllables (counted from its American pronunciation in the CMU Pronouncing Dictionary).

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Vealhurl-blackjack.wav, En-au-Blackjack.ogg, Wikimedia Commons (author and licence on each file's page).

Words people confuse with blackjack

Also written: black-jack (one word or two).

Sources: English Wiktionary (homophones, alternative spellings).

Forms of blackjack

  • blackjacks plural, present, singular, he/she/it
  • black jack
  • black-jack
  • blackjacking participle, present
  • blackjacked participle, past

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

What does blackjack mean?

The meanings the English Wiktionary records, quoted as written there (source below).

noun

  1. 1

    A common gambling card game in casinos, where the object is to get as close to 21 without going over.

  2. 2

    A hand in the game of blackjack consisting of a face card and an ace.

  3. 3

    A variant of switch where each player is initially dealt the same number of cards, usually seven, and when one player plays a black jack the player whose turn comes next has to pick up that many cards, unless they play a red jack (as this normally cancels a black jack).

  4. 4

    A variant of hearts where the Jack of Spades is the penalty card.

  5. 5

    The flag (i.e., a jack) traditionally flown by pirate ships; popularly thought to be a white skull and crossed bones on a black field (the Jolly Roger).

  6. 6

    A small, flat, blunt, usually leather-covered weapon loaded with heavy material such as lead or ball bearings, intended to inflict a blow to the head that renders the victim unconscious with diminished risk of lasting cranial trauma.

  7. 7

    A tool of leather filled with shot (or similar), resembling the weapon, used for shaping sheet metal.

  8. 8

    Any of several species of weed of genus Bidens, such as Bidens pilosa, in the family Compositae.

verb

  1. 1

    To strike with a blackjack or similar weapon.

noun

as Blackjack
  1. 1

    slangA fan of the South Korean girl group 2NE1.

    The queens of K-pop, 2NE1, are gearing up for their world tour in March and Blackjacks could not be more excited!

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

Blackjack in Spanish, French, German and Portuguese

LanguageWords
Frenchvingt-et-un (card game (the game where the aim is to score…), pavillon de pirates (flag), matraque (weapon)
GermanBlackjack, Einundzwanzig, Siebzehn und Vier (card game (the game where the aim is to score…), Totschläger (weapon)
Portuguesevinte e um, vinte-e-um (card game (the game where the aim is to score…)
Spanishveintiuna (card game (the game where the aim is to score…), bandera pirata (flag)

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.

Where does blackjack come from?

From black + jack.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

What to look up after blackjack