in (one's) best interest

in (one's) best interest

In the interest or for the benefit of one. It's really in your best interest to have your lawyer review the contract before you sign it. This decision is in your best interest, so don't act so ungrateful!
See also: interest
Farlex Dictionary of Idioms.
See also:
  • in the interest of
  • in the interest of (one)
  • in (one's) (own) interest
  • in interest
  • in one's interest
  • of interest
  • declare an interest
  • declare an/(one's) interest
  • vested interest
  • in the interest of justice