なん 何だこれは LinksSentence search for 何だこれはSentence search for なんだこれはKanji details for 何Edit in JMdict Expressions (phrases, clauses, etc.)1. what on Earth is this?Colloquial, Usually written using kana alone, See also 何だこりゃ なんだこりゃ『なん何だこりゃ?』っておも思わずい言いたくなるようなへん変なくるま車でした。It was the sort of weird car that made me want to blurt out, "what the heck is that?" Discussions Log in to talk about this word.