1. the amount of electrical power expressed in watts
2. the power or energy of something
Usage: informal

Examples

• The light bulb has a wattage of 60 watts.
• Higher wattage appliances use more electricity.
• Check the wattage before plugging in the device.
• The microwave’s wattage determines how quickly it heats food.
• This speaker doesn’t have enough wattage for the large room.
• The guitarist cranked up the wattage on his amplifier.
• Solar panels are rated by their maximum wattage output.