a world of good(redirected from World of good)
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a world of good
A very positive effect (on someone or something). If you're feeling sad, getting out in the sunlight should do you a world of good.
world of good, a
A great benefit, as in A vacation will do you a world of good. This expression uses world in the sense of "a great deal," a usage dating from the 1400s. [Late 1800s]