kneecap has definitions from the fields of anatomy,zoology,arms
1
[ noun ] (anatomy,zoology) a small flat triangular bone in front of the knee that protects the knee joint

Synonyms

kneepan patella

Used in print

(Breni James, Nights of the Kill....)

He put his chin on his kneecap , stretching his neck like that of a turkey on a chopping_block , and stared wordlessly at his sergeant .

Related terms

sesamoid_bone knee

2
[ verb ] (arms) shoot in the kneecap, often done by terrorist groups as a warning

Related terms

shoot

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