strain at (one's) stool(redirected from strained at her stool)
strain at (one's) stool
To be constipated; to be unable or find it difficult to defecate. You mentioned that you've been straining at your stool lately. I'm going to prescribe a mild laxative for now, but you really ought to be eating more fruits, vegetables, and whole grains.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
strain at stool
To have difficulty defecating.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.