1. empty boasting or arrogant talk
2. a person who boasts arrogantly

Examples

• His braggadocio about his wealth impressed no one.
• The politician’s speech was full of braggadocio and empty promises.
• She saw through his braggadocio to the insecure person beneath.
• The team captain’s braggadocio motivated some players but annoyed others.
• Despite all his braggadocio, he had never actually traveled abroad.
• The young braggadocio claimed he could beat anyone at chess.