Meanings of grey out in английском

The important point in it seemed to him to be Lord Loudwater's threats to hound Colonel Grey out of the Army.

They were greying out with perceptible speed as evening advanced across the sky outside.

The world just greyed out on him.

Not every mobile product violates every patent on the forms, so in many cases, squares are greyed out.

According to the comments, after the over-the-air update, the Wi-Fi indicator is greyed out and their phones are unable to access a local network.