Top definition
A person so unatractive it is impossible to masturbate to them; even the thought of them puts you out of the mood.
I wanted to procrasterbate until I came across a picture of Ann Coulter, who is so unfwappable that my penis burst into flames.
by Balls Out 64 March 07, 2010
Get the mug
Get a unfwappable mug for your father Jerry.