Daddy Dumbass - A guy who thinks he’s super smart, but he’s just wrong, and

A guy who thinks he’s super smart, but he’s just wrong, and everyone still respects him because he’s old.

My science teacher says Einstein was a Daddy Dumbass for not knowing about quantum physics.

My uncle called my grandpa a Daddy Dumbass for thinking the moon was made of cheese.

My teacher called the guy who invented the wheel a Daddy Dumbass for not knowing about tires.