1. When you're really fucked up and you try to say "muffin", it sounds like moppin.
Sober person: "Hey what you eatin'?"

Pothead: "A moppin..."
by D-Suicide May 23, 2008
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The time when a girl is on her period
I would do you, but your moppin so i'll get a prositute.
by zab123 January 28, 2010
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The act of flirting, laughing, courting, or sexual intercourse. However, it can be used in other ways, e.g. Drinking large quantities of alcohol, Winning consecutive intramural sports championships, and of course slamming out the phat puss.
Tom was moppin' it up last Tuesday. Did you see all those Beezys all over his shit.
by Adam Klein June 27, 2007
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Waiting until the end of the night to pull whatever girls are left. Usually by this point they all look like freddie Kruger or have a body weight equivalent to that of a small elephant. The art of clearing up all the left overs as you would with a dinner plate after a meal.
"Yo Alex, u pulled yet"?....."nah im gunna wait till the end n mop up"........................."guys check this out matts moppin up that horror show on the dance flooor"......"get in there Top Mopper"!!
by J to the R.O.C October 21, 2010
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moppin the floor is when ur doin a girl upside down standing up and u use her head to clean the floor. a very convenient way to clean your house. if she wears a wig then shes a swiffer disposable mop.
"man my kitchens dirty, can we start by moppin the floor?"
"sure, but u gotta replace my swiffer afterwards"
by leroy spinks June 13, 2007
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when making out the cleaning of the tonsils of slava and extra food left over.
amanda likes moppin' the tonsils
by reandoe November 5, 2008
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When a man dips his dipstick into the white sauce (vagina) and slaps it in a sweeping motion among the top of the lady's buttocks.
Carl paid good money for his lady's dinner; he'll be moppin' dat ass when they get home.
by Carla Twitch March 10, 2012
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