Definition of black-backed gull in English:

black-backed gull

noun

  • 1(More fully "great black-backed gull", "greater black-backed gull") the large Larus marinus, of the North Atlantic.

  • 2(More fully "Southern black-backed gull") the kelp gull, L. dominicanus, of the southern hemisphere.

  • 3(More fully "lesser black-backed gull") L. fuscus, of European coasts.

Origin

Late 18th century; earliest use found in Thomas Pennant (1726–1798), naturalist, traveller, and writer.