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1.
The act of punching a fellow man in the ball sack followed up by yelling PINEAPPLE ROCKET

***Attempt at own risk***
Example 1

Friend 1:runs up to friend 2 and punches him square in the balls then yells PINEAPPLE ROCKET

Example 2

Guy:hey do you know what a pineapple rocket is?
Friend:no.
Freind:what is it?
Guy:*punches friend in ball sack*
Guy:*yells* PINEAPPLE ROCKET!!!!!!
by Jhawk3 June 18, 2014