1. high-velocity artillery shells that make a whizzing sound followed by an explosion
Usage: military; historical
2. something that moves very fast or is highly effective
Usage: informal

Examples

• The soldiers ducked as whizzbangs flew overhead during the bombardment.
• World War I veterans often spoke of the terrifying sound of whizzbangs.
• The new sports cars were real whizzbangs on the racetrack.
• These whizzbangs of technology revolutionized the industry.
• The artillery unit fired several whizzbangs at the enemy position.
• Her presentations were always whizzbangs that impressed the clients.