gannet
noun /ˈɡænɪt/
  /ˈɡænɪt/
 - a large bird that lives near the sea and that catches fish by divingTopics Birdsc2
 - (British English, informal) a person who eats a lot
 
Word OriginOld English ganot, of Germanic origin; related to Dutch gent ‘gander’, also to gander.