one who is obese or chubby, and looks like a mongaloid or "looks" like they have down syndrome. any person who eats puffy and or hot cheetos in excess. easily identified by dumb look on their face ALL THE TIME or orange or red fingers.
KID 1: That damn chubtard down the street keeps eating my kittens.
KID 2: how can you tell?
KID 1: cause the radioactive orange and fury shits he leaves my lawn every morning.
If you complelty dominate someone at something they cease to be who they are and become a complete chumptard, e.g. When playing madden 08 I make my chumptard cry because i beat him so bad, but the real reason he cries is because his vagina is so sandy and he has come to the inevitable realization that he is now a chumptard!
A person most likely Repunklican that believes every lie that the 45th POTUS utters, no matter how unbelievable the information. See also Cognitive dissonance and morally bankrupt
Mitch McConnell is such a chumptard, you can see him and his Kneel & Bob Economics stumping for Chump45, and all of their corporate masters.