Meaning of the word "one good turn deserves another" in English

What does "one good turn deserves another" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

one good turn deserves another

US /wʌn ɡʊd tɜːrn dɪˈzɜːrvz əˈnʌðər/
UK /wʌn ɡʊd tɜːn dɪˈzɜːvz əˈnʌðə/
"one good turn deserves another" picture

Idiom

if someone does you a favor, you should do a favor for them in return

Example:
He helped me fix my car, so I offered to paint his fence; after all, one good turn deserves another.
I'm happy to help you with your homework since you shared your lunch with me; one good turn deserves another.