Related Clues:

• A cock does it
• Crows
• Toots one's horn
• Has
• Toots one's own horn
• Boasts
• Black birds
• Acts the blowhard
• Blows one's own horn
• Lacks humility
• Puts one's feat in one's mouth
• 'Look, ma, no cavities!' and others
• Blusters
• Is boastful
• Part 3 of quote