Laughable or hilarious because of obvious absurdity or incongruity; causing or worthy of ridicule or derision.
"A collaboration of the two words ridiculous and ludicrous."
ORIGIN: Was slipped up and said one drunken night with my friends. Alcohol and the English language...
While in-game playing Halo 3:
"Hold the phone, there's no way Ol' Dude just ate all of those 'nades!! Thats ridiculudicrous!! He had to die!!
Something so inane and odd, it clearly surpases both ridiculous and ludicrous. Usually pretaining to a contradiction, paradox, or some other clearly retarded statement/action.
I was not given the job, because they said I was over qualified! How ridiculudicrous is that?
He passed up a full ride to college A, because he wanted to go to college B with his girlfriend. How rediculudicrous.