airstair
noun
air·stair
| \ ˈer-ˌster
\
\
plural airstairs
Definition of airstair
: 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 Martini, The Rule of Nine, 2010
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