black jack

black jack (countable and uncountable, plural black jacks)

1. Alternative spelling of blackjack
2. A gamefish of species Caranx lugubris.
3. A beggartick (Bidens spp., family of Asteraceae)
4. (obsolete) The larva of a turnip sawfly (Athalia rosae)

   Synonyms: black canker, black palmer, nigger

   • 1807, Richard Parkinson, The Experienced Farmer, Enlarged and Improved, page 370:

     There is a sort of black caterpillar called a black jack, which is seldom seen; but when they do come, they make terrible havock.

5. (mining, mineralogy) Sphalerite.

• “black jack”, in OneLook Dictionary Search.

Polish Wikipedia has an article on:

blacjack

Wikipedia ^pl

Unadapted borrowing from English blackjack.

• IPA^(key): /blɛɡˈd͡ʐɛk/
• Rhymes: -ɛk
• Syllabification: [please specify syllabification manually]

black jack m animal

1. (card games) Alternative spelling of blackjack

• black jack in Wielki słownik języka polskiego, Instytut Języka Polskiego PAN
• black jack in Polish dictionaries at PWN