皮夹儿 píjiār wallet Origin Definitions Defs Strokes Stroke Words Sentences Sents 皮夹 皮夾 píjiā noun wallet a flat pocket-sized folding case made of soft leather used for carrying money and documents; billfold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.