As Sick As A Dog | English Idioms

When you are as sick as a dog, you are very ill and vomiting.

  • Sam could not go to the party, because he was as sick as a dog.
  • I have never been so ill in my life. I was sick as a dog. (= I was very ill.)
  • I couldn’t enjoy the outing because I was sick as a dog.

Why do people say sick as a dog, and not sick as a horse or cat? Well, some people believe that it is because dogs eat just about everything they find. Therefore they fall ill very often.

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Manjusha Nambiar

Hi, I am Manjusha. This is my blog where I give English grammar lessons and worksheets.

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