noun
- the quality or state of being stupid or lacking intelligence; dullness of mind
Usage: informal; derogatory
Examples
- His blockheadedness prevented him from understanding the simple instructions.
- The blockheadedness of the decision was immediately apparent to everyone in the room.
- She couldn't believe the blockheadedness it took to make such an obvious mistake.
- The coach criticized the team's blockheadedness during the game.
- His blockheadedness made him an easy target for jokes among his peers.