good turn

noun

noun

Idiomatic A good deed; a thoughtful or selfless act.

One good turn deserves another.
I am doing you a good turn this year by sending you a friend,[…]1895, Marie Corelli, The Sorrows of Satan: or The Strange Experience of One Geoffrey Tempest, Millionaire […], 1st American edition, New York, N.Y.: J[oshua] B[allinger] Lippincott Company, published 1896, →OCLC, page 14:

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