Top Definition
To hit someone under the jaw with a corner of a book, preferably a very large book. It pretty much will knock them on their asses.
"I got pissed at a kid in class, so I grabbed that book I thought I'd never buy and bookjawed him. I guess it did come in handy!"
by eatpeachforpeace May 02, 2007
4 Words related to Bookjaw

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