grass sickness

noun
\ ˈgras-ˌ How to pronounce grass sickness (audio) \

Medical Definition of grass sickness

: a frequently fatal disease of grazing horses of unknown cause that affects gastrointestinal functioning by causing difficulty in swallowing, interruption of peristalsis, and fecal impaction

called also grass disease

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Dictionary Entries Near grass sickness

grass

grass sickness

grass staggers

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Cite this Entry

“Grass sickness.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/grass%20sickness. Accessed 2 Oct. 2022.

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