一亩三分地 yīmǔsānfēndì small piece of land Origin Definitions Defs Strokes Stroke Words Sentences Sents 一 yī numeral one one; the number 1; single; alone亩 畝 mǔ noun mu a unit of area used for measuring land, equal to 0.0667 hectares or one-fifteenth of a hectare三分 sānfēn noun thirty percent three-tenths of the whole地 dì noun earth The earth; the ground; land; soil; fields