Top Definition
A word for a fake, myspace whore. A jawnty usually pretends to be older than they actually are and use pictures of a hot blonde girl wearing a swimsuit.
"That person is such a jawnty."

"What's that?"

"It means her pictures aren't really her and she's probably 13."
by A l i A February 25, 2008
2 more definitions
A liar who is beyond mordacious, not to mention conniving and manipulative.
"I love you, ALLYUH!!1" lies Jawnty.
by Jessica FAST! March 10, 2008
A STI that causes your genetalia to fall off, and/or implode.
Dude, I heard that skank gave you a Jawnty. Ouch.
by Finneh September 28, 2007

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