1 definition by goatstradamus

-A term used to annoy or confuse someone for shits and giggles.
-A way to end a conversation that you don't want to continue; used to stop a conversation from starting.
--Can be used to tease someone for stating the obvious.
-Stating that you are choosing to ignore someone.
-Can be used after someone else says anything; does not have to make any sense.
Example 1:
Dave: Hey Jon, do you know where my toothpaste is?
Jon: Prove it.
Dave: ....What?

Example 2:
Jon: Hello dave, whats up?
Dave: Hey Jon, not much, how are ya?
Jon: Alright.
Dave: Yea? Well I was just about to go to the store to pick up some food for my cat mittens and...
Jon: Prove it.
Dave: .....

Example 3:
Dave: Hey Jon, I'm going on a walk.
Jon: Prove it.
Dave: ...Damnit!
by goatstradamus June 17, 2006
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