Jump seat

Airbus A319 door showing folded-up jump seat on the left.

A jump seat (sometimes spelled jumpseat) is an auxiliary seat in an automobile, train or aircraft,[1] typically folding or spring-loaded to collapse out of the way when not used. The term originated in the United States c. 1860 for a movable carriage seat.[2]

  1. ^ "Jump Seat". The Free Dictionary. Retrieved May 30, 2011.
  2. ^ "Definition of JUMP SEAT". www.merriam-webster.com. Retrieved 2024-09-09.