Search Result for "knock-kneed": 
Wordnet 3.0

ADJECTIVE (1)

1. having the knees abnormally close together and the ankles wide apart; 



The Collaborative International Dictionary of English v.0.48:

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


WordNet (r) 3.0 (2006):

knock-kneed
    adj 1: having the knees abnormally close together and the ankles
           wide apart