mossback(redirected from mossbacked)
Also found in: Dictionary, Thesaurus.
slang An old, curmudgeonly person who is stubborn and resistant to change. Ah, don't be such an old mossback—technology is going to keep changing and evolving, and you're going to get left behind if you don't embrace it now.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
n. an old square; a stick in the mud. Walter, you are such an old mossback.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.