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When you put your hard-on up between your stomach and wasitline of your pants so the top comes out. Helps protect from the dreaded "Pitchin' a Tent" look. Do not use if shirtless.
"I popped a boner in class so I used the old canadian beltbuckle manuver to get out with dignity."
by Jtron 3000 October 01, 2003
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