put one's mind to

put (one's) mind to (something)

To give something one's complete attention, determination, and effort. You can still manage a B average if you put your mind to acing the final exam. I know we can win this game, but we all have to put our minds to it.
See also: mind, put
Farlex Dictionary of Idioms.

put one's mind to

Also, set one's mind on. Concentrate on or be determined to achieve, as in She's put her mind to improving her test results, or I've set my mind on finding a job I really like. [First half of 1800s]
See also: mind, put
The American Heritage® Dictionary of Idioms by Christine Ammer.
See also:
  • put (one's) mind to (something)
  • put mind to
  • put your mind to something
  • put/set/turn your mind to something
  • set (one's) mind to (something)
  • give (one's) mind to (something)
  • give your mind to something
  • ahead of the curve
  • ahead of/behind the curve
  • damn the consequences