make a world of difference

make a world of difference

To create a very noticeable effect, especially a vast improvement. A fresh coat of paint has made a world of difference in that old house. A good night's sleep, proper meals, and a bit of exercise can make a world of difference to your outlook on life.

See also: difference, make, of, world

Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.