边儿 biānr edge Definitions Defs Origin Strokes Stroke Words Sentences Sents biānr edge 边 邊 biān locative edge the outer edge or margin of an object; rim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.biānr thread 边 邊 biān clue (of a matter) inkling; lead; clue; head or tail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.