Top Definition
the most amazing girl anybody could ever meet! a best friend for sure, and the best best friend you could ever have! alwAYS so much fun, laughs wayyyyy too much, gets high on m&m's, and won't let anyone get bored!
Omg, i want a jilian as my BFFl.
Woah, that girl is so Jilian.
by hehehart October 19, 2010
1 more definition
a girl who's

and everybody loves her.
i admire that jilian.
by orangebaboon January 14, 2009

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