Meaning

noun a member of the genus Canis (probably descended from the common wolf) that has been domesticated by man since prehistoric times; occurs in many breeds

noun a dull unattractive unpleasant girl or woman

noun informal term for a man

originEtymology tree Old English [Term?]? Proto-Germanic *-gô Proto-West Germanic *-gō Old English -ga Old English dogga Middle English dogge English dog Inherited from Middle English dogge (akin to Scots dug), from Old English dogga, docga, of uncertain origin. The original meaning seems to have been a common dog, as opposed to a well-bred one, or something like 'cur', and perhaps later came to be…

Etymology from Wiktionary, CC BY-SA 3.0