noun
- members of the Youth International Party, a radical political movement of the 1960s
Usage: historical; informal
Examples
- The yippies organized protests during the 1968 Democratic National Convention.
- Abbie Hoffman was one of the most famous yippies of the counterculture movement.
- The yippies combined political activism with theatrical stunts.
- Many yippies were arrested during the anti-war demonstrations.
- The yippies used humor and satire to criticize the establishment.
- Television coverage of the yippies helped spread their message nationwide.