脑瓜儿 Traditional form: 腦瓜兒 Pinyin (reading): nǎoguār Definitions: erhua variant of 腦瓜/脑瓜 (nǎoguā) Characters: 脑 - brain 瓜 - melon, gourd, squash, cucumber 儿 - son, child Traditional characters: 腦 - brain 瓜 - melon, gourd, squash, cucumber 兒 - son, child