look up any word, like half chub:
 
5.
A really hot girl that is under 18 so if your caught having sex with her you go to jail.
Ashley is wicked hot. But she is a jailbird so she's off limits
by Pimp daddy flexxx August 02, 2005
 
1.
SOmeone who escapes jail and is trown back in
That niggas a jailbird
by numb in balls August 20, 2003
 
2.
A person with many alter egos and whom doesn't know shit. Never believe what Jailbird tells you because it's most likely wrong.

Could also be a name for someone that enjoys fucking animals. Hence, the JailBIRD nickname.

Alter-Egos/Nicknames: Jubbardio, Jubbark, Jubbarkio, JJ
brown kid: hey, I heard you like wiener.
black guy: WHAT! WHO THE FUCK TOLD YOU THAT NIGGA?!
brown kid: Jailbird...Brrrrahh
black guy: Jailbird don't know shit.
Bryce: Sup zood?
by nadjask February 14, 2009
 
3.
Jailbird is a term used in southern cape breton, which is based on a 40 year old drunk, contraband smoking fuck up. The characteristics of a jailbird are the following...cheap, lazy, do anything to make a quick dollar, enjoys his liquor, or is down right fucked in the head.
Holy Fuck, you fuckin' jailbird, you wouldn't let me bum one smoke off you.

by Shayne Porno December 04, 2006
 
4.
The Juniors class theme for intermurals!
The Juniors at my high school are all jailbirds for intermurals! We should have been Jailbait Juniors instead!
by SparklingToros16 March 19, 2004