The same meaning as Willy Waving but for woman. DM
An expression of showing off.
"Rebecca is fanny flapping about £5k sales this month."
When you put your mouth on a vagina and horse blow.
I was port flapping my girlfriend last night and she squirted all over my face
Having beautiful flaps - also know as the lips of the vagina (actually it's the vulva and the outer lips are the labia but let's not further confuse one of the greatly misunderstood naughty bits).
-Girl, you're so flapping beautiful.
-What??
-Them flaps, flawless.
Hanging a single strip of toilet paper behind your butt to prevent spraying the back of the toilet. See also "splurtin curtain"
I don't even have to clean my toilet yet because I used a mud flap!
1: yo how'd you like your spicy food
2: excellent. it left my mud flaps flailing on the toilet
The hairy patch of a Man's lower back that is just above his butt crack.
(Hairy Man bent over with pants falling down in the back ) Hey your mud flaps are showing, pull up your pants.
When your balls act as a guard during messy anal sex
As Jose was ass fucking Laura, he thought “thank god I have my balls as mud flaps. Otherwise that shit would have been everywhere.”