# dumbest

/ˈdəməst/ (US) · /dˈʌməst/ (UK) · CEFR A2 · Adjective

Source: https://englishreference.com/word/dumbest
Updated: 2026-05-06

## Definition

the most stupid or least intelligent. You use this to describe the most foolish choice or person in a group.

For teachers: the superlative form of 'dumb'; indicates the highest degree of stupidity or lack of good judgment.

## Examples

- That was the dumbest mistake I have ever made.
- He realized it was the dumbest idea to leave his car unlocked in the middle of the city.
- The committee dismissed the proposal as the dumbest possible solution to a problem that required nuanced, long-term strategic thinking.

## Usage notes

- Superlative form; typically follows 'the' and precedes a noun or stands alone after a linking verb.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.