Top Definition
When your bored with your friends and you have nothing better to do than build a few homemade explosives.
Ethan went insane last weekend after we gave him our bug-spray flame thrower during our Pyro-Orgy.

My dad found out about the Pyro-Orgy I had with my buddies the other day. It probably wasn't smart to do it near the pile of dry leaves and branches.
by JosepBroz May 09, 2010

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