にゃんにゃん LinksSentence search for にゃんにゃんSentence search for ニャンニャンSentence search for にゃにゃSentence search for ニャニャEdit in JMdict 1. meow; miaowOnomatopoeic or mimetic wordNoun2. catChildren's languageNoun, Suru verb3. sexual intercourse; making outSlangOther formsニャンニャン、にゃにゃ、ニャニャ Discussions Log in to talk about this word.