numbot
A nitwit or annoying individual commonly used when someone has a lack of understanding on a supposedly well known subject.
Person 1: "Trump has had a go at Biden again!"
Person 2:"Who has?"
Person 1:"Donald Trump, you know he is the President of the USA right? You're such a numbot!
Person 2:"Who has?"
Person 1:"Donald Trump, you know he is the President of the USA right? You're such a numbot!