Word Origin & History
yarnO.E. gearn "spun fiber," from P.Gmc. *garnan (cf. O.N., O.H.G., Ger. garn, M.Du. gaern, Du. garen "yarn"), from PIE base *gher- "intestine" (cf. O.N. gorn "gut," Skt. hira "vein," Gk. khorde "intestine, gut-string," Lith. zarna "gut"). The phrase to spin a yarn "to tell a story" is first attested 1812,
EXPANDfrom a sailors' expression, on notion of telling stories while engaged in sedentary work like yarn-twisting.
COLLAPSE