ミーハー Common word LinksSentence search for ミーハーSentence search for みいはあEdit in JMdict Noun, Na-adjective (keiyodoshi)1. faddist; follow-the-crowd type; poser; trend junkie; sheepDerogatory, Abbreviation, See also みいちゃんはあちゃんOther formsみいはあ Discussions Log in to talk about this word.