Definitions

1. noun

A device used to detect and remove fog or mist from the windshield of a vehicle, typically by blowing heated air across the glass.

“She turned on the defroster and the built-in fuzzbuster cleared the fog from the windshield in a few seconds.”

2. verb

To remove or clear fog or mist from the windshield of a vehicle, typically using a device such as a defroster or a fuzzbuster.

“The driver had to fuzzbuster the windshield before driving on the foggy mountain road.”