1 definition by unionwhat

Top Definition
A 4-piece boyband from the UK who finished in fourth place on their season of the X Factor. Their fans are called jcats and sometimes newer ones are referred to as 'bananas'. Comprised of Josh Cuthbert, George Shelley, Jamie 'JJ' Hamblett, and Jaymi Hensley.
Fan 1: Did you hear Union J's cover of Call Me Maybe?
Fan 2: Yeah, it was even better than the original!
by unionwhat December 30, 2012
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