blockhead in a sentence

Definition

Blockhead: a foolish or dull-witted person.

He acted like a blockhead by ignoring all the warnings.
Despite his brilliance in academics, he can be such a blockhead in social situations.
The old man chuckled, calling his friend a blockhead for falling for the prank.
She couldn't believe he was such a blockhead to forget their anniversary again.
Even the simplest tasks seemed challenging for the blockhead in the group.
His friends often teased him, affectionately calling him a blockhead when he was confused.
In the heated debate, he sounded like a blockhead rather than a well-informed participant.
No one could take him seriously after he pulled that blockhead move in front of everyone.
Every time he made a mistake, his sister would shake her head and call him a blockhead.
The blockhead forgot to bring the tickets, ruining their plans for the evening.