mileage

noun

1. (countable, uncountable)The total distance travelled in miles or in air miles.

   “But beyond these cut-offs, to avoid the wholesale alteration of all mileposting and mileages—of bridges and culverts, for example—the original mileposts have remained unaltered.”

   “In June, 1950, therefore, the Railway Board prepared a tentative regrouping scheme, which contemplated the formation of six new railway systems, each serving a specific zone, and consisting of approximately 5,000 to 6,000 route-miles of line, the total mileage being 33,000.”

   “Having laid out these big-picture figures, the report then begins its analysis of traffic types against route mileage.”

2. (countable, uncountable)The number of miles travelled by a vehicle on a certain volume of fuel.

   “On the other hand, there will be widespread agreement with Sir Brian's belief that, when a British main line has been completely dieselised and the schedules have been recast to suit the new traction, much higher daily mileages than 350 are not only possible but requisite, at least in the early stages of dieselisation.”

3. (countable, uncountable)An allowance for travel expenses at a specified rate per mile.
4. (countable, informal, uncountable)The amount of service that something has yielded or may yield in future.

   “This old PC has still got plenty of mileage in it.”

   “There’s quite a lot of mileage in language, speech and computing, particularly in research.”

   “Don't waste your money on a new set of speakers / You get more mileage from a cheap pair of sneakers / Next phase, new wave, dance craze, anyways / It's still rock and roll to me”

5. (countable, informal, uncountable)Something worth taking into consideration.

   “There’s some mileage in your argument.”

6. (countable, slang, uncountable)The total number of a person's past sexual encounters.

   “Now she's phoning me on private When I told her I don't like it She's a ho and she got mileage Probably more miles than my whip (Skrrt) I see it then I buy it She's still eating on my privates”