Phrase guide

mad dog

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

A rabid dog.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Someone who is aggressive and fanatical; an aggressor who cannot be reasoned with.

Definition source: English Wiktionary via Wiktextract

Usage: broadly, figuratively

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

A McDonnell Douglas MD-80 series aircraft.

Definition source: English Wiktionary via Wiktextract

Topics: aeronautics, aerospace, aviation, business, engineering, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

No etymology was provided for this word.

Across languages

Translations

7 source translations are retained for this English entry.

  • Arabic: سَگِ دِيوانَہ (sag-e-dīvāna) — rabid dog
  • Cebuano: iróng buang — rabid dog
  • Hebrew: כֶּלֶב שׁוֹטֶה (kélev shoṭé) — rabid dog
  • Japanese: 狂犬 (kyōken) — rabid dog
  • Kannada: ಹುಚ್ಚುನಾಯಿ (huccunāyi) — rabid dog
  • Korean: 광견 (gwanggyeon) — rabid dog
  • Korean: 미친개 (michin'gae) — rabid dog