do (one's) utmost
To put forth the greatest possible amount of effort or energy toward some task or goal; to try as hard as one can. I'll do my utmost to be there for your wedding, but I don't know if I'll have enough money to buy the plane ticket. Janet did her utmost to save the family farm, but the bank foreclosed on it in the end. I'll do my utmost to try and fix it, but I think this old engine is beyond repair.
try (one's) utmost
To put forth the greatest possible amount of effort or energy toward some task or goal; to try as hard as one can. I'll try my utmost to be there for your wedding, but I don't know if I'll have enough money to buy the plane ticket. Janet tried her utmost to save the family farm, but the bank foreclosed on it in the end.
Farlex Dictionary of Idioms. © 2024 Farlex, Inc, all rights reserved.