Definition of black mullet in English:

black mullet

noun

US
  • 1A dark mullet of the genus Mugil; especially (US) the flathead mullet, M. cephalus.

  • 2US the northern kingfish, Menticirrhus nebulosus (family Sciaenidae).

Origin

Mid 18th century; earliest use found in Chambers's Cyclopaedia.