1 definition by Sarah Koz

Top Definition
A person that cannot be trusted; someone that likes to spread gossip.
I didn't want to tell her too much information because I sensed that she was a bad jill.
by Sarah Koz May 18, 2007
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.