What does 腐る mean?
腐る is a Japanese verb meaning “to rot, to go bad” in English. It can also be translated as “to corrode, to become useless, to become depraved” depending on context. It is written as 腐る in kanji, くさる in hiragana, and kusaru in romaji. This word is part of JLPT N3 vocabulary.
Example sentence
これらのオレンジは腐っている。
These oranges have gone bad.