LOON

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does loon mean? 

• LOON (noun)
  The noun LOON has 3 senses:

1. a worthless lazy fellow

2. large somewhat primitive fish-eating diving bird of the northern hemisphere having webbed feet placed far back; related to the grebes

3. a person with confused ideas; incapable of serious thought

  Familiarity information: LOON used as a noun is uncommon.

 Dictionary entry details 

• LOON (noun)

Sense 1

Meaning:

A worthless lazy fellow

Classified under:

Nouns denoting people

Hypernyms ("loon" is a kind of...):

bum; do-nothing; idler; layabout; loafer (person who does no work)

Sense 2

Meaning:

Large somewhat primitive fish-eating diving bird of the northern hemisphere having webbed feet placed far back; related to the grebes

Classified under:

Nouns denoting animals

Synonyms:

diver; loon

Hypernyms ("loon" is a kind of...):

gaviiform seabird (seabirds of the order Gaviiformes)

Holonyms ("loon" is a member of...):

Gavia; genus Gavia (type genus of the Gavidae: loons)

Sense 3

Meaning:

A person with confused ideas; incapable of serious thought

Classified under:

Nouns denoting people

Synonyms:

addle-head; addlehead; birdbrain; loon

Hypernyms ("loon" is a kind of...):

misfit (someone unable to adapt to their circumstances)

Derivation:

loony (informal or slang terms for mentally irregular)