Scarback

A generally large, overweight, or obese person usually compared to a whale that has been harpooned by a ship and got away. Basically entailing that the person is as big as a whale, and has scars on their back just like a once harpooned whale.

There are many different breeds that include:
Bearded scarback
Albino scarback
etc...

Holy shit Marv! Did you see the size of that scarback!

That scarback had the largest fupa i have ever seen!