mung up

mung up

1. To ruin or damage something; to mess up something. In this usage, a noun of pronoun can be used between "mung" and "up." The threat of a hurricane really munged up our vacation plans! Boy, you really munged this engine up. When was the last time you got your oil changed? I munged up my knee in practice last night so I won't be able to play on Saturday.
2. To make a mistake; to mess up. I think I munged up by putting it in the oven too soon. You munged up, Dave. Just admit and we can all move on.
3. To fail or malfunction. The printer munged up last night so I still haven't printed my report. It looks like the carburetor is totally munged up—you'll have to get the whole thing replaced.
See also: mung, up
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

mung something up

Sl. to mess something up. Don't mung it up this time. The team munged up the play, and the coach blasted them but good.
See also: mung, up
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.

mung something up

tv. to mess something up. The team munged up the play, and the coach blasted them but good.
See also: mung, 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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