1) Distance marker 2) Highway distance marker 3) Mark 4) Marker 5) Marker at a race track 6) Marking 7) Milestone 8) Progress- marking event 9) Road marker 10) Roadside marker 1) Marker 2) Milestone 
• (n.) A post, or one of a series of posts, set up to indicate spaces of a mile each or the distance in miles from a given place.
Mile'post` noun A post, or one of a series of posts, set up to indicate spaces of a mile each or the distance in miles from a given place. 
noun stone post at side of a road to show distances