老客兒 lǎokèr regular customer Origin Definitions Defs Strokes Stroke Words Sentences Sents lǎokèr regular customer 老客 lǎokè regular customer a regular customer; a frequent visitor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.lǎokèr peddler 老客 lǎokè peddler a traveling merchant or peddler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.