Person, that (freshly) got shot down; derived from the denim brand "Red Monkey", that's currently popular amongst the rap community...
"...leavin' eight niggas bloody, when I'm call 'em red monkey..." (extract of 40 Cal.'s part of "Gettin Money" from The Diplomats feat. J.R. Writer & 40 Cal.)
Rudonkey is pretty cool, he likes earthquakes better thanvolcanoes though which is lame and he has a crooked nose so he can taste anything except hummus
Something that is so utterly absurd..it even qualifies for sheer stupidity and making an ass of someone or something. A mix between Ridiculous and Assinine (sp?) Can also be used as an exclamation for something funny or sarcastic. (depends on the inflection of voice and situation)
"I cannot believe what he said in that meeting...that's just Ridonkeyoulus (re-donke-you-lus)!"
OR
"That video was friggin Ridonkeyoulus (re-donke-you-lus)!"