A female who is both extremely fat and just flat out ugly. This female may contain many rolls on her stomach and have a face like it had been hit with a shovel.
JP: Nasty! Stewy, look at the chuggles mcfuggles on that corner.
Stewy: Ugh,that's just repulsive, her rolls are hanging out of her tank top, and that face looks like she was hit with a shovel. She's clearly a "chuggles mcfuggles".