uplong preposition2 •(dialect, UK) Along in an upward direction.Uplong the slipp'ry Masts the Yards ascend, / And stretch'd abroad the Canvass wings extend. — 1762 •(dialect, UK) Located in a direction considered up, such as toward a central place or up the road.Well, I did belong to keep a piece of soap, but six weeks back the woman uplong the next farm, 'er sent down and borrowed it. — 1963