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.
1. Mass consumption of gas-causing foods in order to become more flatulent than another decidedly gassy individual within close proximit..