noun
- a stupid person
Usage: informal; mildly offensive
Examples
- Don’t be such a dumbhead – read the instructions first.
- He called his brother a dumbhead for forgetting his keys again.
- She felt like a dumbhead after realizing her mistake.
- The teacher told the students not to call each other dumbheads.
- I was being a real dumbhead when I locked myself out of the car.