idea box(redirected from an idea-box)
The head or brain. Give me a few minutes to come up with something, OK? The ol' idea box ain't as good as it used to be. Did you really just pull that out of your idea box? Wow, good job.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
n. the head; the brain. You got a good solution up there in your idea box by any chance?
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.