When someone thinks they know what a word means, they look it up on urban dictionary, and are presented with a word that is totally opposite of their expectations. (Also known as the entire site).
sean: "I went to urban dictionary and typed in 'wedding', and it came up with 'the procedure used to artificially inseminate cows'. WTF! they should call it urban CONTRAdictionary.
by Seanacious D November 27, 2010