跟儿 gēnr heel Origin Definitions Defs Strokes Stroke Words Sentences Sents 跟 gēn nounlocative heel (bound form) the back part of the foot, or the heel of a shoe or sock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.