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...
by saggy sack October 26, 2010
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Rip Your Flaps

The acting of Ripping ones "Piss Flaps" in any event, game, or sitatuion. There is no literal ripping of flaps, however ripping someones flaps is a phrase used to convey the message that you have dominated that person and they have been humiliated by having their flaps ripped. The effects of having one's flaps ripped can linger for days and in some cases last forever.
"Tony I'm going to Rip your Flaps!"

"Damnit George, Im gonna Rip Your Flaps!"

"Poor Tony, You are always getting your flaps ripped, I feel bad for your flaps."

"Thano, why do you always Rip Tony's Flaps?"
by TC27 April 29, 2011
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it's just gums flapping

someone saying something that doesn't mean anything in the real world
Despite what the customer service rep tells you, it's just gums flapping. You gotta get something in writing.
by Ae5Ea8 February 28, 2015
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Salty Piss Flaps

An over-sized labia as viewed from the rear, especially if the owner is into watersports.
I was expecting gormet sushi, but all I got were these salty piss flaps!
by Testiclese Giganticus April 21, 2003
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tit-flapped

when one or more of you friends legs are on you and they kick you in the chest and your tits wack into your face and you get knocked out.
**bex and jess have just shared a bottle of WKD, they are now a bit merry - jess has a fasination with saying a sentence, they come back to beckys house where her sisters are**

bex ''yo yo nigga, get your stumps off me, dude''
jess ''OMG have i done it? no OMG have i done it? no'' *jess proceedes to kick bex in the tits*
ami ''is tits there knocked out?''
jess ''OMG have i done it? no. OMG have i done it? no''
ami ''OMG you just tit-flapped her''
chloe ''how apt!''
by BASEMENT__JUNKIE May 25, 2007
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Penguin Flaps

Penguin Flaps means anyone can write anything on sites like this.

Made famous by Mike out of Kidulthood.
"Oi josh you got Penguin Flaps".
by Mike Fizzalied June 30, 2008
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