Meter/ˈmiːtər/ Definition 1 of 4Pro Tip 1/3Physical Distance Used to discuss length or distance in the physical world, often outdoors. She lives a kilometer away, so I measured the distance with a meter wheel. Pro Tip 2/3Sports Usage Common in athletics to describe race lengths or field dimensions. The football field is 100 meters long. Pro Tip 3/3Not a Device Remember, 'meter' in this context isn’t a device but the unit used by devices. I need a tape measure to check the meterage of this room.