Definitions

1. noun

a noisy, exciting party or gathering, especially one with loud music and a lot of people

“The club was the epicenter of the weekend’s rager, with hundreds of people dancing all night.”

2. noun

someone who is angry or aggressive, especially in a loud and violent manner

“The football fan was a rager on the field, yelling at the referees and getting into a fight with the opposing team.”

3. verb

to behave in a noisy and wild manner, especially in a party or celebration

“The kids raged through the house, laughing and running around until they collapsed from exhaustion.”