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The act of engulfing a persons head in the bell of a tuba and playing a loud obnoxious note causing the victim become temporarily disoriented and bang there head on the inside of the tuba.
I got bob back for taking my pencil the other day, i totally used the art of tuba bombing, you should see the bruise he has on his head :)
by Anomaly of the Pheonix October 05, 2011
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The vengeful act of crapping on a lover's chest while they sleep.

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