1 definition by Jackson Beavis

Top Definition
The name of a fictional person, which is used for the reason that you are doing something. Used in place of "just in case".
bob: can you pack an extra sleeping bag?
mary: why? we have enough...
bob: for Justin.
mary: who?
bob: Justin Case.

or

Jack: just chuckin in a few extra beers for Justin...
by Jackson Beavis January 03, 2008

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