didn't do it for me; didn't do me the favor of doing it
→ 為る
phraseUncommon#18,239
didn't do it for me; didn't do me the favor of doing itThe informal past negative form of してくれる, used when someone did not do something for the speaker's benefit. The action before して is usually specified or understood from context. In polite speech, してくれませんでした is used instead.