Phrase guide

mad cow

noun · 3 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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No pronunciation record was provided for this word.

1

noun

Meaning 1

Mad cow disease; bovine spongiform encephalopathy.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable, usually

Qualifier: by ellipsis

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A cow afflicted with mad cow disease.

Definition source: English Wiktionary via Wiktextract

Usage: countable, usually

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

Used other than figuratively or idiomatically: see mad, cow.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable, usually

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Ellipsis of mad cow disease.

Across languages

Translations

3 source translations are retained for this English entry.

  • French: maladie de la vache folle — mad cow disease
  • French: vache folle — mad cow disease
  • French: vache folle — cow afflicted with mad cow disease