n A mammal, Canis lupus familiaris, of the genus Canis that has been domesticated for thousands of years, of highly variable appearance due to human breeding.
n A male dog, wolf or fox, as opposed to a bitch (a female dog, wolf or fox).
n (derogatory) A dull, unattractive girl or woman.
n (derogatory) Someone who is morally reprehensible.
n Any of various mechanical devices for holding, gripping, or fastening something, particularly with a tooth-like projection.
n (rfc-def) A click or pallet adapted to engage the teeth of a ratchet-wheel, to restrain the back action; a click or pawl. (See also: ratchet, windlass)
n (slang|almost always|_|in the plural)foot | feet.
v (transitive) To pursue with the intent to catch.
v (transitive) To follow in an annoying way, to constantly be affected by.
v (transitive|nautical) To fasten a hatch securely.
v (intransitive|emerging usage in|_|British) To watch, or participate, in sexual activity in a public place, on the pretence of walking the dog; see also dogging.
v (intransitive|transitive) To intentionally restrict one's productivity as employee; to work at the slowest rate that goes unpunished.
v (intransitive|with up) To position oneself on all fours, after the manner of a dog.