put in (some time) on (something)

put in (some time) on (something)

To invest some amount of time to something or some activity. I've put in months of my life on this project, so it's really gut-wrenching to see it get canceled at the last minute. You can't just put in an hour or two on an instrument and expect to suddenly master it.
See also: on, put
Farlex Dictionary of Idioms.
See also:
  • put (some time) in on (something)
  • put an amount of time in on
  • wrench
  • gut-wrenching
  • invest
  • invest (one's) time in (something)
  • invest time in
  • wrench (someone or something) (away) from (someone or something)
  • wrench from
  • gut