noun

1. The flat, roundish bone in the knee.

2. (roofing) A metal cover trim that fits over a panel rib after it has been cut and bent.

3. A cap or strong covering for the knees, used chiefly for horses, to protect their knees in case of a fall.

Synonyms: kneepan, patella, rotula, scutum

verb

1. To destroy the knees of (a person), usually by shooting at the knees, as a punishment carried out by criminals or terrorists.