1 definition by theworldD

Top Definition
A cute, adorable, sweet and fun female. She's happy all the time. Very enthusiastic and determined. Short tempered but fair. Great, trustworthy and extremely loyal. She wishes she knew someone who plays guitar. A lot of guys think she's sexy and HOT!
Many girls want to be like Kilsy.
Guys: Where can I find a Kilsy?
by theworldD November 25, 2010

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