mouth breather

noun
mouth breath·​er | \ -ˌbrē-t͟hər How to pronounce mouth breather (audio) \

Medical Definition of mouth breather

: a person who breathes mostly through the mouth rather than the nose He suffered from a deviated septum and was a chronic mouth breather.— Michael Chabon, The New Yorker, 8 May 1989

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Cite this Entry

“Mouth breather.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/mouth%20breather. Accessed 5 Aug. 2020.

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