LevittownyoudaoicibaDictYouDict[Levittown 词源字典]
used figuratively for "generic suburban tract housing," American English, from the vast planned real estate developments built by the firm Levitt & Sons Inc., the first on Long Island, 1946-51 (more than 17,000 homes), the second north of Philadelphia (1951-55).[Levittown etymology, Levittown origin, 英语词源]