What does 故障 mean?
故障 is a Japanese noun meaning “breakdown” in English. It can also be translated as “damage (to a part of the body), problem, objection” depending on context. It is written as 故障 in kanji, こしょうする in hiragana, and koshousuru in romaji. This word is part of JLPT N4 vocabulary.
Example sentence
車が故障したので遅れました。
I was late because my car broke down.