loon is the dictionary form of loones Definition of loon
loon has definitions from the fields of zoology,work,sociology
1
[ noun ] (work) a worthless lazy fellow
2
[ noun ] (zoology) large somewhat primitive fish-eating diving bird of the northern hemisphere having webbed feet placed far back; related to the grebes

Synonyms

diver

3
[ noun ] (sociology) a person with confused ideas; incapable of serious thought
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