1. Football.
    1. a run made by a player toward the goal line of the opponents after receiving a kick, intercepting a pass, or recovering an opponent's fumble.
    2. the distance covered in making such a run.
  2. Tennis. the space on a tennis court between the base line and the backstop.

Origin of runback

First recorded in 1905–10; noun use of verb phrase run back Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for runback

Historical Examples of runback