gannet

noun

1. any large, web-footed, seabird of the family Sulidae, having a sharply pointed bill, long wings, and a wedge-shaped tail, noted for its plunging dives for fish.

noun

1. any of several heavily built marine birds of the genus Morus (or Sula), having a long stout bill and typically white plumage with dark markings: family Sulidae, order Pelecaniformes (pelicans, cormorants, etc)See also booby (def. 3)
2. slang a gluttonous or greedy person

n.

Old English ganot “gannet, sea-bird, water fowl,” from Proto-Germanic *ganito (cf. Dutch gent, Middle High German ganiz, Old High German ganazzo), from PIE *ghans- (see goose). Old French gante is from Germanic.