When somebody bites down on your penis and will not let go.
I'd rather be stranded out in Pontiac, than lock-jawed by some girl.
by Daisy Promise July 29, 2011
Top Definition
-The turtle from an episode of Hey Arnold who gets verbally and physically harassed by the students of ps. 118, who go on a class trip to the aquarium.

To be lockjawed is when you are being verbally or physically harassed,insulted,etc.
*girl walks past group of kids
"ewwwwwwww"-group of kids.

boy- you're really ugly
girl-...did I just get lockjawed?
by mhmgurl123 March 27, 2010
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