Wikipedia
Wound stripe
A wound stripe is a distinction of dress bestowed on soldiers wounded in combat. It was typically worn on military uniform jackets.
Usage examples of "wound stripe".
All you'll have to show for this is a wound stripe on your dress reds.
He didn't know any clerk who had a medal for bravery and a wound stripe.
He wore many decorations, including the red and yellow wound stripe, and his trim greenish-brown uniform was festooned with a new gold braid.
A feather split down the quill indicated a wound stripe, as did a red hand symbol on a brave's robe.
The corporal's left chest was adorned with nearly a dozen medals, and a wound stripe decorated the lower part of his left sleeve.