ornament UK /ˈɔː(ɹ)nəmənt/US /ˈɔɹnəmənt/noun 5verb 2forms 3 noun5 •An element of decoration; that which embellishes or adorns.I'm a bit short on brain myself; the old bean would appear to have been constructed more for ornament than for use. — 1919 •Christmas ornament: a Christmas tree decoration. •A musical flourish that is unnecessary to the overall melodic or harmonic line, but serves to decorate that line. •A characteristic that has a decorative function (typically in order to attract a mate) •[in the plural] The articles used in church services. verb2 •To decorate.We will ornament the windows with trim to make the room seem brighter. •To add to.The editor ornamented his plain writing, making it fancier but less clear. formsornamented · ornamenting · ornaments