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1.
(Something that I made up and do in school.)

Jewel thiefing is when you quickly steal an item from a friend's desk or hand, then say "Thanks."
*Friend writing a paper*

*Takes pencil from friend's hand*

Me: Thanks.

Friend: Dude what the fuck.

Me: Dude, I'm just Jewel Thiefing, calm down.
by Dainbow Rash August 30, 2012