be behind the times

be behind the times

1. To behave in an outdated way. Of course grandpa doesn't have a cell phone—he's behind the times, as usual.
2. To lack the latest information on a particular subject. Wait, Joe and Mara broke up? Wow, I'm behind the times!
See also: behind, times
Farlex Dictionary of Idioms.

be behind the ˈtimes

be old-fashioned in the way you live, work, think, etc: You’re behind the times if you think a visit to the dentist has to be painful. OPPOSITE: be ahead of/before/in advance of your time
See also: behind, times
Farlex Partner Idioms Dictionary
See also:
  • behind the times
  • move with the times
  • keep up, move, etc. with the times
  • change with the times
  • keep up with the times
  • go strong
  • be as deaf as a post
  • (as) deaf as a post
  • deaf
  • deaf as a post