shiv

A knife, razor, or other sharp or pointed implement, especially one used as a weapon.

To stab with a shiv.

A knife. Usually associated with a makeshift instrument fashioned from something not normally used as a weapon (like a plastic spoon or a toothbrush).

A woody by-product from processing flax or hemp.

A shim, i.e. a small library that transparently intercepts and modifies calls to an API, usually for compatibility purposes.

To stab someone with a shiv.

By extension, to stab someone with anything not intended as a stabbing weapon.

a knife used as a weapon