Merriam-Webster Collegiate Dictionary - woolly

 I. adjective  also wooly  (woollier; -est)  Date: 15th century  1.  a. resembling wool  b. of, relating to, or bearing wool  2.  a. lacking in clearness or sharpness of outline a ~ TV picture  b. marked by mental confusion ~ thinking  3. marked by boisterous roughness or lack of order or restraint where the West is still ~ — Paul Schubert — used especially in the phrase wild and ~  • woollily adverb  • woolliness noun  II. noun  also wooly or woolie  (plural woollies; also woolies)  Date: circa 1865  1. a garment made from wool; especially underclothing of knitted wool — usually used in plural  2. West & Australian sheep