Meaning:
try to do the same things as your neighbors to appear as successful as they are and not be outdone by them.
Examples:
- Just to keep up with the Joneses.
- You two are the ones trying to keep up with the Joneses.
- Never try to keep up with the Joneses.
- You had to keep up with the Joneses or fall behind.
- One, to keep up with the Joneses.
- You know, all the trappings that we do to keep up with the Joneses.