Also found in: Medical.
slang A motorcycle, referring to the likelihood that the rider will get into a fatal accident, becoming an organ donor as a result. You know Mom thinks of motorcycles as donorcycles. She'll freak out if she sees you on one!
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
n. a motorcycle. (Refers to the availability of donor organs after a motorcycle accident.) Guess what happens when you ride a donorcycle without a helmet?
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.