crum up

(redirected from crumming)

crum up

slang To ruin something. A noun or pronoun can be used between "crum" and "up." You crummed up this report so much that I can't even fix it!
See also: crum, up
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

crum something up

 and crumb something up
Sl. to mess something up. Who crummed the bird feeder up? Now don't crum up this deal. Who crumbed up my room?
See also: crum, up
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.

crum something up

and crumb something up
tv. to mess something up; to louse something up. (See comments at crumb.) Now, don’t crum up this deal.
See also: crum, something, up

crumb something up

verb
See also: crumb, something, up
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
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