盖儿 gàir lid Definitions Defs Origin Strokes Stroke Words Sentences Sents 盖 蓋 gài noun lid lid; cover; top; shell of a crab or turtle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.