n.
Pronunciation: ' k ə r-s ə r, - ˌ so ̇ r
Function: noun
Etymology: Latin, runner, from currere
Date: 1594
: a movable item used to mark a position: as a : a transparent slide with a line attached to a slide rule b : a visual cue (as a flashing rectangle) on a video display that indicates position (as for data entry)