Definition of "windshield"

(Canada, US) A transparent screen made of glass, located at the front and back of a vehicle in front of its occupants to protect them from the wind force generated by the vehicle's speed and inclement weather.  examples

A cover for a microphone to exclude airy noises such as wind and breathing.  examples

(military) A lightweight aerodynamic fairing mounted on the nose of an armor-piercing shell to reduce drag and increase range.

(transitive) To install a windshield on.  examples