noun
Either of the two grooves in a bow that hold the bowstring.
(archery) The notch at the rear of an arrow that fits on the bowstring.
(nautical) The upper fore corner of a boom sail or trysail.
verb
(transitive) To fit (an arrow) against the bowstring of a bow or crossbow.
(transitive) To cut a nock in (usually in an arrow's base or the tips of a bow).
interjection
(archery) Fit the arrow to your bowstring.
noun
Misspelling of knock.
verb
Misspelling of knock.