When you put your dick in a girl's mouth right after you did her anal and theres a little remnant of what she ate that day on the end of your dick.
I think she ate corn tonight cause i just gave her a midnight snack.
by throbson October 6, 2006
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when you consume a hunny bun out of a girls pussy in the middle of the night.
Hey man i just got a Midnight Snack from sydney last night.
by Big z the beast January 14, 2011
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when a person passes out, shits themselves, rolls around in it and eats it while sleeping
Billy had a midnight snack after getting drunk last night.
by Mr. Ambassador December 17, 2004
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To treat oneself to a quick cock rub in the middle of the night / to masterbate after midnight
I'm gonna have to change my sheets before my girlfriend comes over these things are so stained from all my midnight snack smacks.
by blumpkin25 November 14, 2015
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Man 1; jeez you look tired.
Man 2; I know, I had a midnight snack-whack while my folks were asleep.
by Crashy873 October 5, 2016
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Casual sex. Occurs when you're tired, and ready to got to bed, but first you want a little something warm in you. Non-discriminatory, as long as it doesn't have mold on it and the expiration date is good you are will take it.

NOTE: Not to be confused with dinner sex. Something that's planned and prepared for, and you have to pay a little money for.
It didn't mean anything because it was just midnight snack sex.
by Dr. Albert Swanson December 5, 2009
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The act of licking peanut butter off ones genitals late at night. When used during the day this act is referred to as just a Snack Pack
Sorry I slept in I was with my girl lastnight and was craving a Midnight Snack Pack. I was up for hours!
by Vanessa Starr August 12, 2010
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