dirty up

(redirected from dirties up)

dirty up

To soil or begrime something. A noun or pronoun can be used between "dirty" and "up." I'm not dressing the kids for church until the last possible second so that they won't have a chance to dirty up their clothes.
See also: dirty, up
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

dirty something up

Rur. to get something dirty. Those pants are brand-new! Don't dirty them up! Don't dirty up your brand-new pants!
See also: dirty, up
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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