First Known Use: 15th century
Dictionary
1loon
noun \ˈlün\
Definition of LOON
2
chiefly Scottish : boy
3
a : a crazy person b : simpleton
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Origin of LOON
Middle English loun
2loon
noun
Definition of LOON
: any of several large birds (genus Gavia of the family Gaviidae) of Holarctic regions that feed on fish by diving and have their legs placed far back under the body for optimal locomotion underwater
Illustration of LOON
Origin of LOON
of Scandinavian origin; akin to Old Norse lōmr loon
First Known Use: 1634
LOON Defined for Kids
loon
noun \ˈlün\
Definition of LOON for Kids
: a large diving bird that eats fish and has a black head and a black back spotted with white
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