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1.
A volcano-shaped stack of quarters, nickles, dimes, etc. left on the table at a restaurant as a tip. Usually done by d-bags that are too lazy to carry jangling change in their pockets.
Evan: The waitress with the soft features sure left you a bunch of coinage when she broke your twenty...

Tim: I'll leave a changecano to spite her.
by T.H.E.N. September 12, 2008
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