Etymology
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checkout (n.)

also check-out, 1944, from the verbal phrase; see check (v.1) + out (adv.). Originally "training given to a pilot for using a specific aircraft;" the hotel sense of "administrative procedure followed when guests leave after a stay" is from 1958. Retail sense of "place where one pays for goods selected" is from 1947.

updated on November 27, 2022

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