runback

From run +‎ back.

runback (plural runbacks)

1. (American football) The act of returning a kicked ball, such as from a punt or kickoff
   • 1936 October 18, “Fifty Yard Runback of Punt Gives Bowdoin 6-0 Win Over Williams”, in Hartford Courant‎^[1], archived from the original on 30 June 2013, page C4:

     A fifty yard runback of a punt by Jack Reed in the fourth period gave Bowdoin a 6-0 win over Williams today in a driving rain.

2. A managed reduction of output in a power plant.

• run back
• running back

• backrun