Definition of mileages:
(n) :
The total distance travelled in miles or in air miles.
(n) :
The number of miles travelled by a vehicle on a certain volume of fuel.
(n) :
An allowance for travel expenses at a specified rate per mile.
(n) :
(informal) The amount of service that something has yielded or may yield in future.
(n) :
(informal) Something worth taking into consideration.
(n) :
(slang) The total number of a person's past sexual encounters.