おやこころこし 親の心子知らず LinksSentence search for 親の心子知らずSentence search for おやのこころこしらずKanji details for 親, 心, 子 and 知Edit in JMdict Expressions (phrases, clauses, etc.)1. children do not know how dear they are to their parents (and therefore act selfishly)Proverb Discussions Log in to talk about this word.