(military slang, usually uncapitalized) A minor wound, but serious enough to take a soldier out of combat.
1986, Pierre Burton, Vimy, McClelland and Stewart, ISBN 0-7710-1339-6, p 91:With such delights awaiting them only a few miles to the rear, it's no wonder that men prayed for a “blightyâ€Â – a small wound that would not incapacitate them for life, but would get them out of the line for a month or even a week. . . . a stray bullet pierced Moore's left foot. Moore cried out, not with pain, but with delight. ¶ “Oh,†he shouted, “it's a beauty, Vic! What a present from the Red Devil! It's a Blighty, I'll bet a dollar.â€
