Top definition
A contest/event where a bunch of guys get together to compare the length and girth of their semi's. The winner receives respect, as well as the envy of others present at the event.
Paul : "Dude, the semi finals are being held at Jeff's mom's house this month."
Josh : "Sweet, I'll bring some Red Bull, a tape measure, and some partial nudity shots of Sigourney Weaver!"
by Manny974 October 10, 2006
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