glossy (adj.)youdaoicibaDictYouDict[glossy 词源字典]
"smooth and shining," 1550s, from gloss (n.1) + -y (2). Figurative use from 1690s. The noun sense of "photograph with a glossy surface" is from 1931. Related: Glossies; glossiness.[glossy etymology, glossy origin, 英语词源]