# berserk

/bɝˈsɝk/ (US) · /bəsˈɜːk/ (UK) · CEFR B2 · Noun

Source: https://englishreference.com/word/berserk
Updated: 2026-04-24

## Definition

a state of extreme confusion or madness. You might use it in slang to describe someone who is acting completely out of control.

For teachers: a noun referring to a state of extreme mental disturbance or irrational behavior. Informal or dialectal usage.

## Examples

- The toddler's behavior was a complete berserk.
- The crowd's reaction to the announcement was a chaotic berserk, with people screaming and running in all directions.
- The artist's latest work captures the essence of a berserk, where logic dissolves into a whirlwind of vivid, disjointed imagery and emotion.

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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.