Blindage

noun

1. Milit., a blind; a screen made of timber and earth, used to protect men in a trench or covered way; also, a mantelet.
2. A hood so arranged that it can be made to cover the eyes of a horse if he essays to run away.
3. A cover or protection for an advanced trench or approach, formed of fascines and earth supported by a framework.
4. A cover or protection for an advanced trench or approach, formed of fascines and earth supported by a framework.