What is Selectively Permeable Membrane?
1.
A hot girl's vagina.
Very selective on who's dick is permitted through the membrane (her pussy lips.)
Will often deny nervous, non-jock types. The membrane judges largely on physical appearance, not on the pretense of a good personality or wit.
Guy 1- So did you sleep with Elena in the end?
Guy 2- No, she had a selectively permeable membrane.
Guy 1- ... So she turned you down?
Guy 2- Yeah.
Guy 1- Well just say that then!
Guy 2- I needed to make an example for a definition for urban dictionary, okay?!
Guy 1- Oh, right... Wait a minute, am I on TV?!
See
Random Words:
1.
Derives from the word random. Randominal is a deeper and more meaningful indicating that great thought has been put into the classificat..
1.
This typically happens during the process of skeeting. It is when you pull out and shoot your entire load into the biotche's eye so..