LOCO meaning: Crazy, insane, or out of control

We found 38 dictionaries that define the word loco:

General (25 matching dictionaries)

loco: Longman Dictionary of Contemporary English
loco: Merriam-Webster
loco, loco: Oxford Learner's Dictionaries
loco, loco: American Heritage Dictionary of the English Language
loco: Collins English Dictionary
loco: Vocabulary.com
Loco, loco: Wordnik
loco: Cambridge Advanced Learner's Dictionary
loco: Wiktionary
loco, loco-: Webster's New World College Dictionary, 4th Ed.
loco, loco-: The Wordsmyth English Dictionary-Thesaurus
loco: Infoplease Dictionary
loco: Dictionary.com
loco: Online Etymology Dictionary
Loco (Apache), Loco (Coal Chamber song), Loco (Enrique Iglesias song), Loco (Fun Lovin' Criminals album), Loco (GOD album), Loco (God album), Loco (Joel Fletcher song), Loco (composition), Loco (loa), Loco (nickname), Loco (rapper), Loco (video game), Loco: Wikipedia, the Free Encyclopedia
Loco: Online Plain Text English Dictionary
loco: Webster's Revised Unabridged, 1913 Edition
loco: Rhymezone
Loco, loco: AllWords.com Multi-Lingual Dictionary
loco: Stammtisch Beau Fleuve Acronyms
loco: FreeDictionary.org
loco: Mnemonic Dictionary
loco: TheFreeDictionary.com

Art (2 matching dictionaries)

Virginia Tech Multimedia Music Dictionary (No longer online)
loco-: A Cross Reference of Latin and Greek Elements

Computing (1 matching dictionary)

loco: Encyclopedia

Medicine (3 matching dictionaries)

loco: Merriam-Webster Medical Dictionary
online medical dictionary (No longer online)
loco: Medical dictionary

Miscellaneous (5 matching dictionaries)

LOCO, LOCO: Terminology and Descriptions of Geneaological Words
LOCO: Acronym Finder
loco: A Word A Day
loco: Idioms
LOCO: Terminology and Descriptions of Geneaological Words

Slang (2 matching dictionaries)

loco, loco, loco: Green’s Dictionary of Slang
Loco (Spanish): Street Terms: Drugs and the Drug Trade

(Note: See locoes as well.)

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Definitions from Wiktionary (

)

▸ adverb:  (music) A direction in written or printed music to be returning to the proper pitch after having played an octave higher or lower.
▸ adjective:  (colloquial) Crazy.
▸ adjective:  (Southwestern US) Intoxicated by eating locoweed.
▸ noun:  A certain species of Astragalus or Oxytropis, capable of causing locoism.
▸ verb:  (transitive) To poison with the loco plant; to affect with locoism.
▸ verb:  (transitive, colloquial, by extension) To render insane.
▸ noun:  (rail transport, informal) A locomotive.

Similar:

loopy, nuts, haywire, crackers, wacky, cracked, buggy, kooky, loony, batty, more...

Opposite:

sane, rational, lucid, clearheaded

Types:

diesel, steam, electric, hydraulic, caboose, cab forward, cab backward, cab in the middle, more...

Phrases:

in loco, loco parentis, loco weed, loco citato, suo loco, more...

Adjectives:

little, plumb, electric, old, plain, first, white, congenital, clean, purple, more