(idiomatic) To do something for someone similar to what they did for you.

plural of return current

(electrical engineering) The electric current in a circuit which flows back to its source, or to earth.

A bridge crossing the military demarcation line between North Korea and South Korea.

(military) The firing initiated after receiving incoming fire.

A facility of a library that accepts the return of books.

(military) To shoot at the person from whom fire is being received

plural of book return

(astrology) A transit in which Saturn returns to the position it occupied at the moment of a person's birth, occurring for the first time from age 27 to 30 and said to be a time of change, challenge, and maturation.

(law) The act of defrauding a retail store by means of the return process.