Mud flap

The male scrotum (balls); What men use to keep mud (shit) off of ones penis while dropping a wicked doo-doo bomb.

Man, I had some wicked diarrhea last night; I'd have doo-doo all over dick, if it weren't for my mud flap!

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Flap Jack

When a man slaps his ball sack against his leg to make a snapping noise.

Dude I just had the loudest flap jack; it sounded like a fucking gunshot!

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nazi flaps

when a female has dry un luburecated vaginal flaps.

oh donna has nazi flaps.

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Mud Flaps

noun. From the latin phrase mudicus flappinus; when a female gets feces caked on her floppy meat wings after several bouts of alternating anal, followed by vaginal, intercourse.

She had some serious mud flaps after our two stroke piston pump.

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Jap Flaps

Flip Flops for Aisans

Wow I need some Jap Flaps for the beach.

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bum flaps

The flaps inside your anus.

Dude uve got the biggest bum flaps ever!

Awww bamflaps i forgot my phone

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ass flap

A piece of cloth (usually a dark color, most likely black) with a logo or picture of a band on it that hangs over a "punk" persons ass, therefore supposedly showing their undying gratitude for the band. Can also be worn over frontal region, in which it is called a "cock flap", even on females.

1Dude, look at that wannabe punk rocker! He's wearing an ass flap!
2Yeah, and a cock flap too!
1What a tard.

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