The act of lubing up a balloon and proceeding to insert it into your partner's anus and then pumping it up aggressively. After inserted and pumped up, you may attempt to pop the balloon with your penis or other penis-shaped objects. Preferably a chilled cucumber.
Wow! I can't believe she's still limping from that Louisiana Road Block I gave her last night.
by Dr. Fornication July 03, 2012