'Knack-kneed' definitions:

Definition of 'Knack-kneed'

From: GCIDE
  • Knack-kneed \Knack"-kneed`\, a. See Knock-kneed. [1913 Webster]

Definition of 'knack-kneed'

From: GCIDE
  • knock-kneed \knock"-kneed`\, a. Having the legs bent inward so that the knees touch in walking. [Written also knack-kneed.]