air stack

noun

Definition of air stack

: planes circling at different assigned altitudes above an airport while waiting their turn to land

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First Known Use of air stack

circa 1957, in the meaning defined above

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The first known use of air stack was circa 1957

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Cite this Entry

“Air stack.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/air%20stack. Accessed 17 Jan. 2021.

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