LOON meaning: Water bird with distinctive call

We found 35 dictionaries that define the word Loon:

General (26 matching dictionaries)

loon: Longman Dictionary of Contemporary English
loon: Merriam-Webster
loon, loon: Oxford Learner's Dictionaries
loon, loon: American Heritage Dictionary of the English Language
loon: Collins English Dictionary
loon: Vocabulary.com
Loon, loon: Wordnik
loon: Wiktionary
loon: Webster's New World College Dictionary, 4th Ed.
loon: The Wordsmyth English Dictionary-Thesaurus
loon: Infoplease Dictionary
Loon, loon: Dictionary.com
loon (1), loon (2): Online Etymology Dictionary
Loon (album), Loon (company), Loon (disambiguation), Loon (rapper), Loon, The Loon: Wikipedia, the Free Encyclopedia
Loon: Online Plain Text English Dictionary
loon: Webster's Revised Unabridged, 1913 Edition
loon: Rhymezone
Loon, loon (het): AllWords.com Multi-Lingual Dictionary
loon: Webster's 1828 Dictionary
LOON: Dictionary of Americanisms (1848)
loon: FreeDictionary.org
loon: Mnemonic Dictionary
loon: TheFreeDictionary.com
loon: Oxford Learner's Dictionaries

Art (1 matching dictionary)

Shakespeare Glossary (No longer online)

Computing (1 matching dictionary)

loon: Encyclopedia

Medicine (1 matching dictionary)

online medical dictionary (No longer online)

Miscellaneous (3 matching dictionaries)

Brilliant Dream Dictionary (No longer online)
LOON: Acronym Finder
loon: Idioms

Slang (3 matching dictionaries)

loon, loon: Green’s Dictionary of Slang
loon: English slang and colloquialisms used in the United Kingdom
L.O.O.N, loon: Urban Dictionary

(Note: See looning as well.)

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Definitions from Wiktionary (Loon)

▸ noun:  (slang) A crazy or deranged person; a lunatic.
▸ noun:  (obsolete) An idler, a lout.
▸ noun:  (chiefly Scotland, Ulster) A boy, a lad.
▸ noun:  (chiefly Scotland) A harlot; mistress.
▸ noun:  (chiefly Scotland) A simpleton.
▸ noun:  (Ireland, historical) An English soldier of an expeditionary army in Ireland.
▸ noun:  (traffic engineering) A round area of pavement that protrudes from one side of a road to accommodate turning vehicles with a wide turning circle.
▸ noun:  (US, Canada) Any of various birds, of the order Gaviiformes, of North America and Europe that dive for fish and have a short tail, webbed feet and a yodeling cry.
▸ noun:  A municipality of Bohol, Philippines.

Similar:

birdbrain, diver, addle-head, loony, lunatic, luny, Looney, lowne, loony tune, fruitloop, more...

Opposite:

sane, rational, sensible, lucid

Types:

diver, red-throated loon, greater loon, common loon, yellow-billed loon, more...

Phrases:

van loon, common loon, Arctic loon, Pacific loon, loon pants, more...

Adjectives:

common, throated, crazy, old, bal, silly, faced, lazy, false, poor, solitary

Colors:

black, white, gray, silver, charcoal, more...