passenger mile
or pas·sen·ger-mile
- a unit of measurement, consisting of one mile traveled by a passenger, that airlines, railroads, and other public transportation facilities use in recording volume of traffic.
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Origin of passenger mile
First recorded in 1900–05
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for passenger mile
Historical Examples
The passenger-mile—representing the progress of one train over one mile of track—is the unit of that form of traffic.
The Railroad ProblemEdward Hungerford
A passenger-mile, as we know already, is one of the units in estimating the traffic revenue of a railroad.
The Railroad ProblemEdward Hungerford