The act of masturbation enhanced by the pleasure of throwing yourself into walls, down stairs, through plate glass windows while maintaining a steady cadence.
After three hours of hard thrashturbation last night, I realized that I had ruptured my sister's larynx
"Holy fucking shit, this Throwdown is so good."
"Yeah it makes me so hard it's scary."
"Let's thrashturbate, Bro."
"Isn't it gay if we do it together?"
"NO IT'S FUCKINGHARDCORE!"
Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the US Coast Guard in the area of Southern Florida.
"Base we've got some square groupers floating outside of Miami harbor."