English Lexicon

Wild-hair

/ˈwaɪld.hɛər/
nounCEFR C1 (Advanced)Top #14500 frequency
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Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    A sudden, unpredictable whim, impulse, or eccentricity.

    "He got a wild-hair and decided to drive across the country with no destination."
  2. 2

    A moment of erratic, unconventional, or rebellious behavior.

    "Management caught a wild-hair and completely redesigned the office layout overnight."

Thesaurus & Semantic Spectrum

Synonyms (3)
Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

Derived from the American idiomatic expression 'get a wild hair', which originated in the early 20th century. It metaphorically describes a sudden, eccentric impulse or erratic behavior, drawing a whimsical comparison to a stray hair causing irritation.

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