Phrase guide

bad hair day

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

A day when one's hair seems unmanageable.

Definition source: English Wiktionary via Wiktextract

Usage: literally

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A day when things seem to be unmanageable or go wrong.

Definition source: English Wiktionary via Wiktextract

Usage: broadly, idiomatic

Examples

  • What's the matter with Fred? Oh, he's just having a bad hair day.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Said to have been coined by British trichologist Philip Kingsley (1930–2016).