To perform a lossy transformation of data, for not very good reasons.
He wrote a function to munge all email addresses into upper case! That's so stupid.
by elronxenu October 25, 2011
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defined usually by those of low intellect to communicate with utter ignorance or has nothing worth saying; mating calls for sexual interactions
Guy says, "mung mung."
Girl asks, "what?"
Guy winks and takes off her underwear, and participates in sexual intercourse with the girl.
Girl smiles and growls, "mung mung."
by Pampers March 27, 2008
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Computer programming term, stands for "MODIFIED UNTIL NO GOOD", meaning someone applied so many 'fixes', that it stopped doing what it was supposed to...

Later, programmers told new guys it stood for "Mung Until no Good", a recursive loop, and watched their heads explode trying to figure it out...

Speaking as a former paramedic, it has NOTHING to do with dead or pregnant fluids.
<Programmer 1> - Hey, that script work yet?
<Programmer 2> - Nope, It's Mung, Smith got to it first.
<Programmer 1> - Damn.
by MedPig October 5, 2007
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To merge, as in during data processing.
I shall now munge these data. - Deana K.
by Scott J. March 7, 2006
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1. "We MUNGED the url to mitigate against a hack-back."

2. This thing is so MUNGED up, it'll take weeks to fix!
by mainframe November 1, 2003
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A topic of discussion so repulsively grotesque that it will destroy relationships and leave the participants irreperably scarred.
David was foolish enough to mention the word 'munging' on a date. She never spoke to him again.
by David the Unwise November 10, 2008
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