- yellow jack, yellow fever, black vomit - caused by a flavivirus transmitted by a mosquito
--1 is a kind of infectious disease
- yellow jack - yellow flag hoist on a ship in quarantine
--2 is a kind of flag
- yellow jack, Caranx bartholomaei - fish of western Atlantic and Gulf of Mexico
--3 is a kind of jack
- yellow jack, Caranx bartholomaei - fish of western Atlantic and Gulf of Mexico