Madcret
A madcret is someone who’s so dumb, they make the dumbest people look smart. They take stupidity to a whole new level.
My dad thinks he’s a rockstar because he sings in the shower. He’s a madcret.
My friend tried to build a robot out of Legos. He’s a madcret.
My mom thinks the moon is made of cheese. She’s a madcret.