指頭肚兒 zhǐtoudùr fingertip pad Origin Definitions Defs Strokes Stroke Words Sentences Sents 指头 指頭 zhǐtou noun finger or toe a finger or a toe肚 dù fleshy part the fleshy, bulging part of a finger or toe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.