Daddy Dumbass - A dumb old man who started a whole bunch of nonsense and was

A dumb old man who started a whole bunch of nonsense and was wrong, but people still think he’s a genius.

My history class called Napoleon a Daddy Dumbass for losing the Battle of Waterloo.

My dad called my teacher a Daddy Dumbass for not knowing about TikTok.

My math teacher called Euclid a Daddy Dumbass for not knowing about algebra.