What is Fubsy?
1.
Of short stature and wide girth.
That woman is soo fubsy
2.
Fubsy. Cute, fat, squishy, or otherwise just like Stephen.
Stephen is fubsy.
See
3.
Fat Ugly Bastard. This teacher at my school was simply known as "Fubsy" because he was a bastard. And fat. And ugly. Even the staff called him that, behind his back, and he didn't have a clue.
"Hey, peg it, Fubsy's coming!"