mīlˈage or mileˈage noun

1. The total number of miles covered by a motor vehicle, etc
2. (also milage or mileage allowance) travelling allowance at so much a mile
3. Miles travelled per gallon of fuel
4. Use, benefit (informal; figurative)

mīˈler noun

A runner of a mile race

miles adverb

1. At a great distance
2. Very much (informal)

mileˈ-castle noun

Any of a series of small forts placed at mile intervals along a Roman wall

mile-high club noun (slang)

The set of people who have had sexual intercourse aboard an aeroplane in flight

mileomˈeter or mīlomˈeter noun

An instrument that records the number of miles that a vehicle, etc has travelled

mileˈpost or mileˈstone noun

1. A post or stone marker showing distance in miles
2. A stage or reckoning-point
3. An important event, stage, etc (figurative)

a mile a minute

Uttering one's words with great speed

geographical mile

One minute of longitude measured along the equator, a distance of 6087.025ft (1.855km)

go the extra mile

To do more than what is expected or required (from Bible, Matthew 5.41)

Irish mile (obsolete)

2240 yards

nautical mile

1. One minute of latitude measured along a meridian, a distance of 6082.66ft
2. Formerly in British practice, 6080ft (1.8532km) (also called Admiralty measured mile)
3. In official international use, 6076.1033ft (1.852km) (also called international nautical mile)

run a mile

To be too scared or intimidated to do something

Scots mile (obsolete)

About 1976 yards