1. People who enjoy or dance to bop music, especially in the 1950s.
Usage: informal; historical
2. Devices or tools that strike or hit something repeatedly.
Usage: informal
3. Young fans or enthusiasts, especially of pop music or entertainment.
Usage: informal; chiefly British

Examples

• The boppers filled the dance hall on Friday nights.
• In the 1950s, teenage boppers loved the new rock and roll music.
• The toy boppers made a loud noise when you pressed the button.
• Pop music boppers camped outside the concert venue overnight.
• She was a devoted bopper who attended every show in town.