1. Home
2. Idioms
3. sick as a dog

sick as a dog

---

---

*sick as a dog

Cliché very sick; sick and vomiting. (*Also: as ~.) We've never been so ill. The whole family was sick as dogs. Sally was as sick as a dog and couldn't go to the party.

See also: dog, sick

sick as a dog

Very ill, especially from a stomach malady. For example, I don't know what was in that stew but I was sick as a dog all night. This simile was first recorded in 1705. Why a dog should be viewed as particularly sick remains unclear.

See also: dog, sick