slang A humorous and exaggerated way of saying "ridiculous." Wow, that movie was redonkulous! The action just didn't let up from beginning to end! That's redonkulous—how could they fire you for something so trivial?
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
mod. ridiculous. (Many variations.) What a redonkulous thing to say!
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.