(A.a) Too much of a chump or chumpette to even be called one or the other, thus making you a chumpetter. One who is a complete retard, also being called a non-gender person, your so uber ugly, that no one knows if your a guy or a girl.
(A.b)Also could be used as a insult towards another person, animal, or if your really lame a inanimate object
(A.a)That kayla chick is so ugly, she is now declared a chumpetter.
(A.b)Mitch bitch, your such a fucking chumpetter. Quit Jerking Off Stale Fish and watching Gay Porn.