Top definition
Pronounced ra-dick-you-lus. Considerable force is used when saying this word, but it is not to be shouted. Something of absolute incomprehendible absurdity. Usually associated with positive connotations, but can also be used negatively. It's origins are believed to be a joining of ridiculous and radical.
A character in a video game uses an attack that causes the game to crash.
"That attack was radickulus."
by Rambo Scathed December 02, 2009
Happy St. Patties Day!