A sponz is a sort of joke name, such as sponk or dink.
1. That guy was such a sponz!
2. Dude, stop being such a sponz.
by theforgottenphoenix September 20, 2017
A total and utter twonk. Equivalent to eleven Spazzers. Hence spaz & onze; french for eleven.
Derek is such a sponze, he thought Welsh rarebit was a taffy virgin!
by Davadoss November 19, 2007