(Australian Aboriginal mythology) A path across the land (or sometimes the sky) marking the route followed by an Aboriginal ancestor made during the Dreaming; often recorded in traditional songs, stories, dance and painting.

(rail transport) Having only a single track so that trains may only run in one direction at a time

(railways) Having a pair of tracks in order to allow trains to pass in opposite directions.

plural of track bike

Suddenly; abruptly, just where one stands.

Alternative form of backtrack

plural of track stand

(idiomatic) Further along, in terms of time or progress.

The conspicuous signs of artery and vein damage brought on by chronic injection of drugs.

Alternative form of tenure-track