摸黑儿 mōhēir to grope in the dark Definitions Defs Origin Strokes Stroke Words Sentences Sents mōhēir to grope in the dark 摸黑 mōhēi verb + noun to grope in the dark to grope about or do things in the dark; to move around by touch when there is no light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.mōhēir at dusk 摸黑 mōhēi at dusk at dusk or before dawn while the sky is still dark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.