›a measurement of the size, effect, etc. that something has: We took the decision to invest in new countries and grow our global footprint.
›WORKPLACEthe amount of space taken by something, especially by a computer or other machine on a desk or floor: The desktop computer comes in a choice of at least five designer colours and has a footprint about a third the area of average PCs.
›COMMUNICATIONSthe area where the signals are received from a particular satellite: MTV straddles the world with a satellite footprint that covers five continents.