- To fit an arrow against the bowstring of a bow or crossbow.
- To cut a nock in (usually in an arrow's base or the tips of a bow).
Nock may refer to:
- Nock - the notch in the end of an arrow
- Nock - to mount an arrow unto a bow (when used as a verb)
- Nock - members of the Nock family of gunsmiths in England
- Nock gun - especially Nock's volley gun used by the Royal Navy