if at all possible

if at all possible

If it can possibly happen or be done. Get here by 6 PM, if at all possible. That way, you can help me set up. If at all possible, don't open this window—it's not in there very securely.
See also: all, if, possible
Farlex Dictionary of Idioms.
See also:
  • (one's) heart out
  • your heart out
  • humanly possible
  • work till you drop
  • work until you drop
  • soon as possible
  • as quickly, much, soon, etc. as possible
  • as soon as possible
  • everything humanly possible
  • humanly