Definitions by jjstl

Flapjacking 

Motorboating a girls ass.

That girls ass was so round and fat that I was flapjacking that shit all night long!!

Flapjacking by jjstl April 27, 2010

mudflapping 

Motorboating (or flapjacking) a girls ass after she poops!

I had to hose down after mudflapping that fat girls ass last night!

mudflapping by jjstl April 27, 2010