dunderheaded

dunderheaded

A dunderheaded man tries to push a door marked "PULL."

Definition

Adjective: - Stupid or foolish: "dunderheaded" describes someone who is dull-witted, slow to understand, or lacking intelligence. It implies a person who is obstinately obtuse or clumsy in thought.

Usage Examples
  • (His foolish and stubborn lack of understanding led to a negative outcome.)
  • (The student's dull-wittedness prevented him from learning from his mistakes.)
  • (Her answer showed a lack of common sense or intelligence.)
Advanced Usage
  • "dunderheaded behavior": actions that are persistently foolish or lacking in insight.
    • The committee's dunderheaded behavior delayed the project for months. (Their foolish decisions caused unnecessary delays.)
Variants and Related Words
  • Dunderhead (noun): a person who is stupid or slow-witted.
    • Don't be such a dunderhead; think before you act! (A direct insult meaning a foolish person.)
Synonyms
  • Obtuse: annoyingly insensitive or slow to understand.
  • Blockheaded: stubbornly stupid.
  • Dense: slow to learn or understand; thick-headed.
  • Dull-witted: lacking sharpness of mind.
Related Idioms
  • Thick as a brick: extremely stupid or slow-witted.
    • He's as thick as a brick — no wonder he's so dunderheaded. (Emphasizes extreme foolishness.)
  • Not the sharpest tool in the shed: lacking intelligence.
    • She's not the sharpest tool in the shed, but her dunderheaded comments were still surprising. (A mild way to call someone stupid.)