Top definition
"I went into McDonalds and it was a bunch of McMongos behind the tills"."
by McMongo January 16, 2013
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The vengeful act of crapping on a lover's chest while they sleep.

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A McMongo is when they take 2 Mcdoubles and remove the top from one and the bottom from the other and put them together for a whacking cheesy 4 burger big bite!

I just had to post..
I have ordered McMongo burgers at McDonald's for about 10 years!
Hey, can I get a small fry and 2 McMongo burgers , I'm starving!
by Stan383 December 01, 2016
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