n.
Function: transitive verb
Date: 1565
1 a : to follow the tracks or traces of : TRAIL b : to search for by following evidence until found < track down the source>
2 a : to follow by vestiges : TRACE b : to observe or plot the moving path of (as a spacecraft or missile) often instrumentally
3 : to travel over : TRAVERSE < track a desert>
4 a : to make tracks upon b : to carry (as mud) on the feet and deposit
5 : to keep track of (as a trend) : FOLLOW
intransitive verb
1 : TRAVEL <a comet track ing eastward>
2 a of a phonograph needle : to follow the groove undulations of a recording b of a pair of wheels (1) : to maintain a constant distance apart on the straightaway (2) : to fit a track or rails c of a rear wheel of a vehicle : to follow accurately the corresponding fore wheel on a straightaway
3 : to leave tracks (as on a floor)
– track · er noun