- inward curvature of the legs, causing the knees to knock together in walking.
- knock-knees, the knees of a person whose legs have such curvature.
Origin of knock-knee
First recorded in 1820–30
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for knock-knee
There may be knock-knee on the one side and bow-knee on the other.
In oblique fracture a gliding displacement is liable to occur and cause bow- or knock-knee.
If allowed to unite with the condyle displaced, the articular surface is oblique and bow- or knock-knee results.
Laxity of the ligaments and knock-knee are predisposing factors.
Flat-foot is often associated with knock-knee in children and young adults who are the subject of rickets.
- a condition in which the legs are bent inwards causing the knees to touch when standingTechnical name: genu valgum
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
- A deformity of the legs in which the knees are abnormally close together and the ankles are spread widely apart.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.