(Noun) Term coined in Houston Texas at the winter weekend BBQ. When about to engage in coitus with a Thai lady boy you reach down and slowly slide your finger into an inside out urethra. You then wipe your hands on a dirty rag
“Hey Greg, how hot was that Thai chick?”
“Man, that wasn’t a chick. I just got a sweaty gas tank”
Buy a
sweaty gas tank
mug!
