Top Definition
A shyleen; The mature one, yet acts like a child with friends. Hilarious.
A great friend and never lies.

Very attractive; Great sex appeal;
Has many eyes on her, but she is never interested.
I recently met a shyleen; Dude, she's awesome.
by roamingland December 29, 2011
a girl with many friends but is secretly unliked. some what pretty but steals your man. backstabs friends but yet loves them. has a fat fingers. and is very conceeded.
My best friend pulled a shyleen and took my boyfriend from me!
by your neighbor.1 January 17, 2010
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