rager

American  

[rey-jer] / ˈreɪ dʒər /

noun

1. Slang. a party attended by a large number of people, especially students, and featuring copious amounts of alcohol.

   Your mom is letting you throw a legit rager in your backyard the day after graduation?

   If you're in a dorm, there's no better way to use up the flat beer from last night's rager than this easy biscuit recipe.

2. Slang: Vulgar. a powerful erection or state of extreme sexual arousal.

3. a person who frequently expresses violent or uncontrolled anger, often with little provocation and in the form of verbal abuse.

   All my kids had tantrums at the normal ages, but my third was a born rager.

   The immediacy of anger violently expressed means the rager is no longer thinking.

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Etymology

Origin of rager

First recorded in 1400–50; 1985–90 rager for def. 1; 2000–05 rager for def. 2; rag(e) ( def. ) + -er ⁷ ( def. )

Example Sentences

Anthropic’s problem might be that it’s the sober one at the AI rager.

From The Wall Street Journal • Oct. 18, 2025

Congress was out of town this week, so President Donald Trump and the judicial branch threw a rager in their absence.

From Slate • May 31, 2025

A day later, after rallying to claim a bigger prize in their crosshairs, the Astros held an all-out locker room rager of cigars and champagne-and-beer showers that left puddles on the plastic-covered floors.

From Washington Times • Oct. 2, 2023

Margot Robbie's living doll is throwing a Barbieland rager and dancing merrily when, seemingly out of nowhere she yells out, "You guys ever think about dying?"

From Salon • Jul. 24, 2023

The word is the Icelandic geysir, gusher or rager, from the verb geysa, a derivative of gjosa, to gush.

From Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 8 "Germany" to "Gibson, William" by Various