Definitions of knee:
- noun: cloth covering consisting of the part of a trouser leg that covers the knee
- noun: hinge joint in the human leg connecting the tibia and fibula with the femur and protected in front by the patella
- noun: joint between the femur and tibia in a quadruped; corresponds to the human knee
- name: A surname (rare: 1 in 100000 families; popularity rank in the U.S.: #12394)