ETYM Old Eng. kne, cneo, As. cneó, cneów; akin to OS. knio, kneo, OFries. knî, German and Dutch knie, Old High Germ. chniu, chneo, Icel. knę, Swed. knä, Dan. knae, Goth. kniu, Latin genu, Greek gony, Skr. jânu, Cf. Genuflection.
1. Hinge joint in the human leg connecting the tibia and fibula with the femur and protected in front by the patella; SYN. knee joint, articulatio genus, genu.
2. The part of a trouser leg that covers the knee.
To strike with the knee