yuppie UK /ˈjʌpɪ/US /ˈjʌpi/ noun1 •(informal, old-fashioned) A young upwardly mobile urban professional person with an affluent lifestyle.[David] Wain packs They Came Together with supporting characters, most of them variations on stock rom-com archetypes—the exes, the siblings, the co-workers, the yuppie parents, and so forth. — 2014 formsyuppies