airstair

play
noun air·stair \ ˈer-ˌster \

Definition of airstair

plural airstairs
:a built-in or movable set of stairs that is used to allow people to enter and exit an aircraft often plural
  • The plate acted like a gate latch, preventing the airstairs from being lowered in flight.
  • —Steve MartiniThe Rule of Nine2010

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First Known Use of airstair

1960


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