noun, noun or participle which takes 'suru', transitive verb, intransitive verb
The ordinary modern meaning. Usually used as a noun or with する: 怪我をする or 怪我する means to be injured; 足を怪我する means to injure one's leg.
階段で転んで、膝に怪我をした。
I fell on the stairs and injured my knee.
試合中
He injured his leg during the game.
noun, noun or participle which takes 'suru', transitive verb, intransitive verb
mishap; mistake; unexpected loss
Rare or limited as a free modern word in this sense. Learners are most likely to meet it in fixed expressions such as 怪我の功名, where a mistake or mishap unexpectedly produces a good result.
怪我の功名で、道に迷ったおかげでいい店を見つけた。
By a lucky accident, getting lost led me to find a good shop.
古い用法では、怪我が思わぬ失敗や損失を指すことがある。
In older usage, 怪我 can refer to an unexpected failure or loss.