Real Dictionary

skunk
countable noun: A skunk is a small black and white animal which releases an unpleasant smelling liquid if it is frightened or attacked. Skunks live in America.
uncountable noun: Skunk is a type of powerful, strong-smelling marijuana.

skunk in American English
any of several bushy-tailed carnivores (family Mustelidae) of the New World, about the size of a house cat: it has glossy black fur, usually with white stripes or spots down the back, and ejects a foul-smelling, musky liquid when disturbed or frightened
to defeat overwhelmingly in a game or contest; often, specif., to keep from scoring any points

skunk in American Englishesp collectively
noun: a small North American mammal, Mephitis mephitis, of the weasel family, having a black coat with a white, V-shaped stripe on the back, and ejecting a fetid odor when alarmed or attacked
transitive verb: to defeat thoroughly in a game, esp. while keeping an opponent from scoring

skunk in British English
noun: any of various American musteline mammals of the subfamily Mephitinae, esp Mephitis mephitis ( striped skunk), typically having a black and white coat and bushy tail: they eject an unpleasant-smelling fluid from the anal gland when attacked
verb: to defeat overwhelmingly in a game