Meaning

adjective having a fluffy character or appearance

adjective confused and vague; used especially of thinking

adjective covered with dense often matted or curly hairs

originFrom Middle English wolly, equivalent to wool + -y. Cognate with Saterland Frisian wullich (“woolly”), Dutch wollig (“woolly”), German wollig (“woolly”), Swedish ullig (“woolly”).

Etymology from Wiktionary, CC BY-SA 3.0