noun ·Moderate ·College level

Definitions

Noun

1. 1
   A dunce, mentally dull or stupid person. derogatory
2. 2
   a stupid person; these words are used to express a low opinion of someone's intelligence wordnet
3. 3
   A person who refuses to learn or grow mentally. derogatory

   "That numskull will never learn how to compose a letter."

Synonyms

All synonyms

addlebrainaddleheadaddlepateairheadassweedbeefhead

Example

More examples

"That's not how you do it, you numskull!"

Etymology

From numb (“deadened”) + skull.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.