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slang.fyi

flame war

/fleɪm wɔː/

Common

A prolonged hostile argument online where participants trade insults instead of points.

Classic old-internet behavior. Still happens constantly. The defining feature is that the argument stopped being about the original topic and became about the people.

Real-world examples4 examples
#ExampleWhat it meansSource
01bro one post about PC vs console and the comments turned into a flame war instantlyA predictable topic triggered an immediate hostile argument.reddit, 2023
02they have been going at it for 3 days. full flame war at this pointThe argument has lasted so long it qualifies as a sustained online conflict.x, 2024
03every time someone posts tier lists in this server it becomes a flame warA specific type of post reliably causes the community to fight.x, 2023
04I scrolled past the flame war. not reading all thatThe fight is too long and pointless to engage with.reddit, 2022

Use it when

  • A comment thread or chat has turned into pure insults with no substance.
  • Two or more people are in a prolonged back-and-forth fight online.
  • A debate in a forum has gone completely off the rails.

Do not use it when

  • It is a quick one-off argument between two people.
  • The discussion is heated but still constructive.

Flame war vs trolling

flame war

Flame war is a mutual prolonged fight where both sides are genuinely angry.

VS

trolling-in-game

Trolling is deliberate provocation, usually one-sided, where the troll finds it funny.

Origin and context

Term originates from Usenet and early internet forums in the 1980s and 1990s, where hostile posts were called flames.

First seen
1980s
Confidence
high

Cite this page

Use this stable URL to reference the entry.

https://slang.fyi/flame-war
Updated: 2026-08-29License: CC BY 4.0

Related slang

trolling in gamekeyboard warrior gamingtrash talk