Word.ws English Dictionary

sick as a dog

sick as a dog adjective: very ill.

Adjective

sick as a dog (not comparable)

  1. (simile) Very ill.
    • I caught that new strain of flu and for three days I was as sick as a dog.
    • Ay, but thou knowest he's as uncertain as the wind; and if, instead of quarrelling with me, he should grow fond, he'd make me as sick as a dog.1797, John Banks, The Albion Queens, or The Death of Mary, Queen of Scots: A Tragedy, J. Bell, page 32

Synonyms of sick as a dog

Questions about sick as a dog

What does sick as a dog mean?
Sick as a dog means very ill.
What part of speech is sick as a dog?
Sick as a dog is an adjective.

Words near sick as a dog in the dictionary

  1. sicistines
  2. sick
  3. sick and tired
  4. sick and twisted
  5. sick as a cat
  6. sick as a dog
  7. sick as a horse
  8. sick as a parrot
  9. sick ass
  10. sick at heart
  11. sick bag

Source and license

Adapted from Wiktionary: sick as a dog (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Pronunciation audio from Wikimedia Commons, each file under its own free license: En-au-sick as a dog.ogg.

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