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slang.fyi

chunder

/ˈtʃʌndə/

Common

To vomit, or the act of vomiting.

Has a dry, comedic quality. Saying someone chundered is less harsh than saying they vomited. The tone is usually light even when the situation is not.

Real-world examples4 examples
#ExampleWhat it meansSource
01he chundered in the uber and now he can't call one for a yearHe vomited in an Uber, which got his account flagged.reddit, 2023
02nearly chundered watching that, so grossFound something so disgusting it was almost nauseating.x, 2024
03three drinks in and he's already threatening to chunderSomeone is getting sick very quickly after only a small amount of alcohol.instagram, 2023
04woke up at 6am, chundered, went back to sleep, 10 out of 10 nightA self-deprecating summary of a very messy night.x, 2022

Use it when

  • Someone vomited, especially after drinking too much.
  • Describing nausea or illness casually.
  • Telling a story with a humorous or self-deprecating framing.

Do not use it when

  • Medical or professional contexts.Use “vomit” instead.
  • Serious illness situations where humour would be inappropriate.Use “sick” instead.

Origin and context

Origin is debated. One popular theory links it to a rhyming slang phrase 'watch under', called out on ships. The term gained international exposure through Australian culture exports in the 1980s and 90s.

First seen
mid-1900s
Confidence
low

Cite this page

Use this stable URL to reference the entry.

https://slang.fyi/australian-slang-chunder
Updated: 2026-08-28License: CC BY 4.0

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