Pronunciation: (yärn),[key] —n. 1. thread made of natural or synthetic fibers and used for knitting and weaving.
2. a continuous strand or thread made from glass, metal, plastic, etc.
3. the thread, in the form of a loosely twisted aggregate of fibers, as of hemp, of which rope is made (rope yarn). 4. a tale, esp. a long story of adventure or incredible happenings: He spun a yarn that outdid any I had ever heard.