A chubby mother f*@#$r. Usually annoying and or unliked but can be used to describe pudgy friends. I.E... Jake is my favorite Mother Chubbler! Used in the plural form as Mother Chubblets.
>haha look at that Mother Chubbler eat!
>450 lbs?! what a Mother Chubbler!!
>Dude, yesterday i fought like six Mother Chubblets