yellow jack

yel·low·jack

noun

Synonym of yellow fever.

Similar
yellow fevercoolihooblack vomitCaranx bartholomaei

Meanings

nounyellow jack (countable and uncountable, plural yellow jacks)

plural yellow jacks

  1. uncountableSynonym of yellow fever.

    Synonyms: yellow fever

  2. countablenauticalA yellow flag used by ships as a warning of disease.
  3. countableA fish of species Carangoides bartholomaei, of warm western Atlantic waters.

    Synonyms: coolihoo

Synonyms & antonyms

nounSynonym of yellow fever.

nounA fish of species Carangoides bartholomaei, of warm western Atlantic waters.

Similar
coolihoo

More synonyms by meaning

nouncaused by a flavivirus transmitted by a mosquito

nounfish of western Atlantic and Gulf of Mexico, also known as the coolihoo (Caranx bartholomaei)

Similar
Caranx bartholomaei
Broader

Synonym sets from Open English WordNet, CC BY 4.0.

Cite this entry
APA

yellow jack. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/yellow%20jack

MLA

“yellow jack.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/yellow%20jack. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “yellow jack,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/yellow%20jack.

Source: yellow jack on Wiktionary, CC BY-SA 4.0.