Front Dumper 

1.A large extra area of fat between the belly button and genitalia that looks like a second ass 2.Being able to defecate on the toilet sitting facing the tank due to obesity.

Courtney had such a large front dumper that Paul had to role her in flour to find the wet spot.

Front Dumper by Opie Ortiz SR July 19, 2007

Frontpumper 

A person who display a motion of a forward directional thrust at the hips while doing activities

Would you just look at that frontpumper

Frontpumper by Jd688 July 30, 2012