1. Any large flat object extending over one’s head or over one’s head and down in front of the eyes that give shelter or protection from water, sunlight, or any other type of hazard (like particles or dust to one’s eyes), such as an awning, a blind, a screen or an eye-guard.
As a Noun:
1. Protection for the eyes made by something vertical or diagonal in front of the eyes. English = blind, eye-guard.