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5. mud flap
what you would call a gay man's balls
yeah...get it...mud flaps..hehehe
1. mud flap
Getting shit on the back of ones testicles due to explosive diahhrea.
That Taco Bell I ate came out so fast I mudflapped it.
2. mud flap
mud flaps are the lips lining the pussy, a good example of mud flaps that are easily visible would be a hot asian chicks.
her mud flaps were sdo loose and flappy they looked like a ball bag.
3. Mud Flap
A gay man's condom.
Dude, good thing you were wearing that mud flap!
4. mud flap
When a male puts his nut sack over a female's nose and mouth while she is sleeping and snoring, thus creating a mud flap effect, as that of a mud flap blowing in the wind against a tire.
I give my girlfriend a mud flap every night.
6. Mud Flap
Balls. When sitting correctly, a mans testes may cover the anus and becoming a 'mud flap'. Also, when two are engaged in intercourse in the missionary position, the mans testes may cover the woman's anus and therefore becoming the woman's 'mud flap'.
Woman: What's a mud flap?
Man: I'll show you...
7. 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!