Buffscular 

More then buff, less then muscular.

He's so buffscular

Buffscular by PLJ May 7, 2008

buscular

a unique organ with high vascularity that not only serves as a cushion (like a butt) but also processes information and transmit communication signals when necessary

A buscular organ serves the function of both a butt and a brain

buscular by Huang123 May 15, 2019