keep a tight grip on (someone or something)

keep a tight grip on (someone or something)

To maintain strict or tight control over someone or something; to not allow someone or something very much independence or autonomy. Ever since George lost most of their life savings in a drunken poker match, Dana has started keeping a tight grip on the family finances. The boss has kept a tight grip on her assistant ever since she first hired him.
See also: grip, keep, on, tight
Farlex Dictionary of Idioms.
See also:
  • better of
  • be/have done with somebody/something
  • be in line with (someone or something)
  • (someone or something) promises well
  • bird has flown, the
  • begin with
  • begin with (someone or something)
  • beware of
  • beware of (someone or something)
  • be rough on (someone or something)