Dictionary

1loco

adverb or adjective lo·co \ˈlō-(ˌ)kō\

Definition of LOCO

:  in the register as written —used as a direction in music
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Origin of LOCO

Italian dialect, there, from Latin in loco in the place
First Known Use: circa 1801

2loco

noun
plural locos or locoes

Definition of LOCO

1
:  locoweed
2
:  locoism

Origin of LOCO

Mexican Spanish, from Spanish, crazy
First Known Use: 1844

3loco

verb

Definition of LOCO

transitive verb
1
:  to poison with locoweed
2
:  to make frenzied or crazy

Examples of LOCO

  1. <years of living alone had clearly locoed the old rancher>

First Known Use of LOCO

1884

4loco

adjective

Definition of LOCO

slang
:  mentally disordered :  crazy, frenzied

Examples of LOCO

  1. The crowd went loco when she walked out on the stage.
  2. He's not just weird, he's positively loco.

Origin of LOCO

Spanish
First Known Use: 1887

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