Definitions for jump seat
This page provides all possible meanings and translations of the word jump seat
Random House Webster's College Dictionary
a movable or folding seat, as between the front and back seats in a taxicab, used as an extra seat.
Origin of jump seat:
a folding seat in an automobile
A spare seat in an aircraft cockpit.
A jump seat, in aviation refers to an auxiliary seat for individuals — other than normal passengers — who are not operating the aircraft. In general, the term 'jump seat' can also refer to a seat — in any type of vehicle — which can fold up out of the way; vehicles include carriages, automobiles, vans, busses, fire tenders, and taxicabs. The term originated in the USA circa 1860 for a movable carriage seat.
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