(as) sick as a dog

phrase

informal
: very sick

Browse Nearby Words

assibilation
(as) sick as a dog
Assidean
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Cite this Entry

“(as) sick as a dog.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/%28as%29%20sick%20as%20a%20dog. Accessed 10 Mar. 2026.

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