1 definition by Dutch Oven Baker
When you really need to fart and it's not appropriate, you are left with no other choice but to force the gas back up into your anus/bowels.
Guy1: Dude, I really need to fart in your new car!
Guy2: You better not man.
Guy1: It's cool, I just done a Rollap. LOLZ!!!
Guy2: You better not man.
Guy1: It's cool, I just done a Rollap. LOLZ!!!
by Dutch Oven Baker June 13, 2010