A ignorent person, a person who makes stupid comments, a person you dislike to the fullest amount.
Quan: Moe, Aaliyah got me guhh in 3rd period today.
James: What her nuggetdy head ass say now?
Quan: Son, she went some "Quan yousa cold bitch" off some random shit.
James:Her "Block head" ass.
person 2: Its not stupid, its funny; Blockhead rox!!