Pronunciation IPA (key): /ˈdɔɪli/ Audio (UK)(file) Noun Singular doily Plural doilies (countable) A doily is a small decorative piece of lace, linen, or paper that is used to protect a surface from scratches or other damage. It is also sometimes used to decorate a plate of food.Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads