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A term referring to the day of the week; Monday. Over emphasizing the disdain for this particular day.
Darn I have a test on Mongay!

Tyrone owes me money! If he ain't paying I'm gonna slap his ass back to Mongay!
by MlKE HAVVK July 07, 2014
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Aug 11 Word of the Day
A phrase to describe someone who is cognitively degenerating. Synonym of "going off the deep end". Can have varying degrees of severity.

Reference to the song "Hey You" by Pink Floyd. The line "and the worms ate into his brain" makes no sense in an otherwise linear and literal narration throughout the lyrics.
"My boyfriend has a total case of brain worms. He told me the cat was bugged so the Feds could listen in on us having sex..."

or

"You totally stumbled over that entire sentence. Can't speak English all of a sudden? What, do you have brain worms?"
by _Jez_ October 03, 2009
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3
a poor slang term for a party - involving the consumption of alcohol, along with the participation in wholesome activities, i.e. boardgames, knitting, etc.
Do you want to come over to my house for a mongay? or ... Hey, let's have a mongay on Monday.
by FiddleFaddler January 17, 2011
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