go berserk

phrase

1
: to become very angry and often violent
… the driver went berserk and started punching him when he told him they had called police.Rob Parascandola et al.
On one ski run, a teenage snowboarder nearly creamed a little girl, and [retired U.S. Air Force brigadier general Robin] Olds went berserk. The snowboarder took off with that old dogfighter hot on his tail …Ralph F. Wetterhahn
2
: to become very excited
The crowd was going berserk as the team scored with seconds to go.
My first day ashore at Hanna Point, I went berserk taking pictures of the chinstrap penguins.Vera Spooner

Word History

First Known Use

1869, in the meaning defined at sense 1

Time Traveler
The first known use of go berserk was in 1869

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Cite this Entry

“Go berserk.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/go%20berserk. Accessed 12 Mar. 2026.

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