脑瓜儿 nǎoguār head Origin Definitions Defs Strokes Stroke Words Sentences Sents 脑瓜 腦瓜 nǎoguā head; brains (informal) the head; skull; brains; mind; mentality儿 兒 r particleaffix [erhua suffix] A suffix attached to a word to form a retroflex ending, often indicating a small size, a sense of familiarity, or turning a word into a noun.