#1 knee n. [knee joint, human knee, articulatio genus, genu] hinge joint in the human leg connecting the tibia and fibula with the femur and protected in front by the patella. wn
#2 knee n. [stifle] joint between the femur and tibia in a quadruped; corresponds to the human knee. wn
#3 knee n. the part of a trouser leg that provides the cloth covering for the knee. wn
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