Run along Definition 1 of 3Pro Tip 1/3Directional Usage Use 'run along' to describe something that parallels another object or landmark, often geographical. The fence runs along the edge of the property. Pro Tip 2/3Physical Continuity 'Run along' suggests uninterrupted progression or extension, like pathways or borders. The jogging trail runs along the river bank for miles. Pro Tip 3/3Visual Imagery Imagine a line or route 'running along' a path when you hear this phrase, to help with understanding. Power lines run along the side of the highway.