simple past tense and past participle of track with

Third-person singular simple present indicative form of track with

(Australia) To associate or go out with.

A mark left by something that has passed along. / A mark or impression left by the foot, either of man or animal. / The entire lower surface of the foot; said of birds, etc.

present participle of fast track

(Internet) The use of code associated with a single pixel tag (invisible to the user) to monitor the activity of the user, especially his use of advertisements

plural of tracking shot

The continuous monitoring of the position and range of a remote object using radio

(Scrabble) The act of keeping track of which letters have been played, usually by crossing them off a printed list.

(cinematography, film) A continuously recorded segment containing no edits, in which the camera is moved (often mounted on a dolly rolling on tracks) so as to sweep through an extensive area or to follow the physical movement of characters or events.