fat backin 

when a man grinds his pelvic area into a females butt

John was fat backin tina on the dance floor.

fat backin by mandengho November 10, 2007

Flatbacking 

A bitch or bird with no job who sleeps around for money and material things.

Yo! How did Shawty get that Gucci Bag, she don't work even no where?

Ans: Shawty be flatbacking.

Flatbacking by V Double November 10, 2010

fatbacking 

When a man gets off by rubbing his penis between a woman's back fat.

I went home with Samantha last night -- I didn't have a condom but the fatbacking was great.

fatbacking by htc4eva February 12, 2010

fatpacking 

A type of adventure cycling using a bicycle with tyres three inches or wider, normally with saddle bags, frame bags and bar bags. A combination of back packing and fat biking.

I'm going on a fatpacking trip across Wales next week.

fatpacking by Izikhulu June 1, 2016

fatpacking 

when you pack a bag and it is overflowing

why are you fatpacking that bag

fatpacking by jjslays147 July 11, 2018