dragmark

A surface imperfection, typically a series of fine vertical laps or ridges near the shoulder or neck of a glass container.

Geography, Geology, Natural sciences A long, even mark with longitudinal striations left by an object dragged across a sedimentary surface by a water current.

Computing, Engineering, Mathematics, Natural sciences, Physical sciences, Sciences A visual indicator, often a line or a highlighted area, that shows a user the exact position where a dragged and dropped element will be placed within a user interface.