1. a person who talks too much, especially in a boring or pompous way
Usage: informal; derogatory

Examples

• The professor was such a windbag that students often fell asleep during his lectures.
• Don’t invite that windbag to the meeting—he’ll talk for hours without saying anything useful.
• She called her uncle a windbag after he spent two hours explaining how to change a lightbulb.
• The politician was dismissed as just another windbag making empty promises.
• Nobody wanted to sit next to the windbag on the long flight.
• He’s a real windbag when it comes to discussing his golf game.