What is Fucktion Cup?
1.
When having sex and two parts, for example a stomach and back, press together so all the air comes out from between them and then when you pull away there is a strong suction, usually followed by a fart sound
OMFG , did you just fart?
No, we made a fucktion cup.
See
Random Words:
1.
A huge long line of expletives. Far worse things than you'd say in front of your parents. It can also mean a very crowded eating es..