Definition of blackback in English:

blackback

noun

  • 1A black-backed gull; specifically (more fully "great blackback", "greater blackback") the great black-backed gull, Larus marinus.

  • 2Any of various other animals with black or dark backs; (in later use especially) a subordinate male gorilla.

Origin

Late 17th century. From black + back.

Pronunciation

blackback

/ˈblakbak/