A rare type of possibly expired diesel fuel, the origins of which are unknown. Typically found in shitty old Fords in Albertan oilfields.
Before we fire this old piece of shit up, we gotta see if she's got any Radioactive Horse Piss in her tank.
by CDRTickledick June 22, 2020

(RTS for short) A fictional bug that, when bites, turn a once nice person into someone or something that twerks too much.
by That Guy that posted this. January 10, 2014

by Porkman385 November 11, 2008

by Porkman385 November 27, 2006

Large, extraterrestial beings who are from Outer Space. Those lucky enough to be able to communicate with these large bugs are able to command them to rape people they dislike up the butt.
If you ever do that again, I'll send a firefly after you.
I hope you like insect penis, a-hole.
Radioactive fireflies are the shheeeeeeeiiiitttt.
I hope you like insect penis, a-hole.
Radioactive fireflies are the shheeeeeeeiiiitttt.
by HaleyFaceHoeSkank April 9, 2008

American punk band formed in Los Angeles in 1993. Still operating anonymously under the guise of mutant chickens and one vegetable, the Chicken Heads' music is primarily a mix of punk rock, heavy metal, Ska & so much more! The band advertises themselves as "Genetically Modified Punk Rock".
by Rockin’ Robin January 13, 2022

A black man who most likely bathed in radioactive waste. Featured on the episode of Aqua Teen Hunger Force, 'Shake Like Me', where Shake is bitten by a radioactive black men and turns into a sand nigger.
Person 1: Why do you suddenly like Kanye?
Person 2: I must've been bitten by a radioactive black man.
Person 2: I must've been bitten by a radioactive black man.
by letsbooboo December 29, 2013
