have come a long way

have come a long way

To have made significant progress or improvement. He can play entire songs now, and they sound pretty good! He's really come a long way from being barely able to hold a guitar.
See also: come, have, long, way
Farlex Dictionary of Idioms.

have come a long way

 
1. Lit. to have traveled a long distance. You've come a long way. You must be tired and hungry. I've come a long way. Please let me rest.
2. Fig. to have accomplished much; to have advanced much. My, how famous you are. You've come a long way. Tom has come a long way in his career in a short time.
See also: come, have, long, way
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

have come a long ˈway

have made good progress and achieved a lot: The manager has come a long way since she joined the company as a messenger.
See also: come, have, long, way
Farlex Partner Idioms Dictionary
See also:
  • to barely make it
  • a narrow escape/squeak
  • narrow escape
  • hear a peep from/out of (someone)
  • hear a peep out of
  • fog
  • able to fog a mirror
  • by the skin of (one's) teeth
  • by the skin of teeth
  • do something by the skin of your teeth