the runs

plural noun

Definition of the runs

informal
: an illness that causes a person to pass waste from the body very frequently and in liquid rather than solid form : diarrhea a bad case of the runs

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“The runs.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/the%20runs. Accessed 17 Jan. 2021.

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