One of the mysteries of the English language finally explained.
Usually with hyphen. Designating a motion or mechanism that rapidly returns a part of a machine which has just performed an action to the point from which it can repeat the action.
Mid 19th century; earliest use found in Scientific American. From quick + return.
quick return/ˌkwɪk rɪˈtəːn/
In this article we explore how to impress employers with a spot-on CV.