°An animal, member of the genus Canis (probably descended from the common wolf) that has been domesticated for thousands of years; occurs in many breeds. Scientific name: Canis lupus familiaris.
"The dog barked all night long."
°A male dog, wolf or fox, as opposed to a bitch (a female dog, wolf or fox.).
verb
°To pursue with the intent to catch.
°To follow in an annoying way, to constantly be affected by.