chunam /tʃʊˈnɑːm/noun 1verb 1forms 5 noun1 •(India, Hong-Kong) A type of plaster made from lime and sand, used for indoor finishing and slope protection.The one Mr Cleveland and I inhabited was, as I have already observed, constructed of mud instead of chunam. — 1808 verb1 •To plaster or waterproof with chunam.A PUNT FOR SALE, thirty-four feet long, twelve feet broad, and three feet ten inches deep, chunamed, sheathed, and coppered, carries about fifteen tons. — 1848 formschunamed · chunammed · chunaming · chunamming · chunams