In addition, the corner is responsible for stopping the fight if they feel their fighter is in grave danger of permanent injury. The corner will occasionally throw in a white towel to signify a boxer's surrender (the idiomatic phrase "to throw in the towel", meaning to give up, derives from this practice).
The corner is responsible for stopping a fight if they believe their fighter is in serious danger of permanent injury. The corner will sometimes throw in a white towel to indicate a boxer's surrender (the idiom "to throw in the towel" meaning to give up, originates from this practice).