One that possesses identic odiferous qualities when producing dung, flatulence &/or sharting as oneself, often referred to as a poop plagiarist.
"Walcott, you dirty dumpelganger, what hast thou eaten!?! You smell as though you've been raiding my refrigerator! Just yesterday I cleared the lobby at the country club with that famous sent & now you have cleared my sinuses with your own!
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.