designer (n.)youdaoicibaDictYouDict[designer 词源字典]
1640s, "one who schemes;" agent noun from design (v.). Meaning "one who makes an artistic design or a construction plan" is from 1660s. In fashion, as an adjective, "bearing the label of a famous clothing designer" (thus presumed to be expensive or prestigious), from 1966. Designer drug attested from 1983.[designer etymology, designer origin, 英语词源]