g33kz0r
A total dweeb who thinks they’re the smartest person in the room, even when they’re wrong.
My neighbor is a g33kz0r. He tried to explain quantum physics to my dog and got yelled at.
She’s a g33kz0r. She claims she can solve the Rubik’s cube blindfolded, but she can’t even tie her shoes.
He’s a g33kz0r. He thinks he’s a wizard because he knows how to use a calculator.