睡眠虫 shuìmiánchóng trypanosome Origin Definitions Defs Strokes Stroke Words Sentences Sents 睡眠 shuìmián noun sleep sleep; a state of physiological rest for the body and mind虫 蟲 chóng noun [person type] Used in a derogatory or playful way to describe a person with a particular characteristic, such as a lazy person or a bookworm.