Origin of air mile

First recorded in 1915–20
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for air miles (1 of 2)

Air Miles

pl n

points awarded by certain companies to purchasers of flight tickets and some other products that may be used to pay for other flights

British Dictionary definitions for air miles (2 of 2)

air mile

noun

another name for nautical mile (def. 1)
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