{v. phr.} To follow the latest fashion; try to be equal with your neighbors. * /Mrs. Smith kept buying every new thing that was advertised, finally Mr. Smith told her to stop trying to keep up with the Joneses and to start thinking for herself./
KEEP UP WITH THE JONESES
Meaning of KEEP UP WITH THE JONESES in English
Slang English vocab. Английский сленговый словарь. 2012