(television) A soundtrack that is not synchronized with the visuals and may be inserted at any point, such as the background sounds of a city or jungle.

a dedicated track or path along which bicycles can be ridden

a dirt road

A trail left by a pair of skis, or one artificially created for the purpose of skiing on.

Alternative form of laugh track

Synonym of crawler lane. / Synonym of caterpillar.

On a tramway, a section of track which is not laid in a street. The track can be on an alignment alongside the street or road, or follow the alignment of an old railway.

(music) A series of audio cues used to synchronize sound recordings, sometimes to a moving image.

alternative form of sidetrack

(rail transport) an electrical circuit in a railway track used for signalling purposes.