Loco Definition

lōkō
locoed, loco, locos
adjective
Crazy; demented.
Webster's New World
At the pitch written. Used chiefly as a direction.
American Heritage

(colloquial) Crazy.

Wiktionary

(western US) Intoxicated by eating locoweed.

Wiktionary
verb
locos
To poison with locoweed.
Webster's New World
To craze.
Webster's New World
To cause to be mentally deranged; craze.
American Heritage
To cause to be mentally deranged; craze.
American Heritage Medicine
noun
locos
Webster's New World
Webster's New World

(botany) Certain species of Astragalus or Oxytropis, capable of causing locoism.

Wiktionary

(rail transport, informal) Locomotive.

Wiktionary
affix
From place to place.
Locomotion.
Webster's New World
adverb
(music) A direction in written or printed music to return to the proper pitch after having played an octave higher or lower.
Wiktionary

Other Word Forms of Loco

Noun

Singular:
loco
Plural:
locos

Origin of Loco

  • Spanish loco (“insane, crazy"), from loco (“loose"). From Arabic Ù„ÙŽÙˆÙŽÙ‚ (láwaq, “foolishness") or Ancient Greek γλαυκός (glaukos, “clear").

    From Wiktionary

  • Spanish crazy possibly from Arabic lawqā’ foolish feminine sing. of ’alwaq from lāqa to soften lwq in Semitic roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Italian loco from Latin locō ablative of locus place

    From American Heritage Dictionary of the English Language, 5th Edition

  • Abbreviation of locomotive.

    From Wiktionary

  • Italian

    From Wiktionary

Loco Is Also Mentioned In

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