使劲儿 shǐjìnr to exert all one's strength Definitions Defs Origin Strokes Stroke Words Sentences Sents 使劲 使勁 shǐjìn verb + noun to exert strength To exert all of one's strength; to put effort into something or act with force.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.