Entry 1 sense Webster, 1913 moreen /(mō̇*rēn")/ · mo·reen · IPA /mɔrˈiːn/ 01 n. A thick woolen fabric, watered or with embossed figures; -- used in upholstery, for curtains, etc. 1. A thick woolen fabric, watered or with embossed figures; -- used in upholstery, for curtains, etc.