loon

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. a worthless lazy fellow (Freq. 1)
• Hypernyms:
idler, loafer, do-nothing, layabout, bum
2. large somewhat primitive fish-eating diving bird of the northern hemisphere having webbed feet placed far back;
related to the grebes (Freq. 1)
• Syn:
diver
• Hypernyms:
gaviiform seabird
• Member Holonyms:
Gavia, genus Gavia
3. a person with confused ideas;
incapable of serious thought
• Syn:
addle-head, addlehead, birdbrain
• Derivationally related forms:
loony
• Hypernyms:
misfit

• Từ đồng nghĩa / Synonyms:
  addle-head, addlehead, birdbrain, diver