crazy bone(redirected from a crazy bone)
A point on the elbow that causes a peculiar and painful tingling sensation when struck. Ugh, I just hit my crazy bone against the wall.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
n. the elbow. Ouch! I hit my crazy bone!
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.