A formal, often computerized record or log of the financial transactions of an organization or system.

plural of audit trail

(astronomy, photography) The line of light recorded on a photographic medium when a time exposure is made of a star in the nighttime sky using a camera on a fixed mount, caused by the rotation of the earth during the period of time when the camera's shutter is held open.

plural of star trail

Alternative spelling of trailhand

plural of paper trail

Used other than figuratively or idiomatically: see wombat, trail. / (Australian politics, informal) The rural campaign trail, particularly with reference to the National Party.

plural of nature trail

A hiking trail that runs through the countryside, along which there are marked stations or stops next to points of natural, technological, or cultural interest.

plural of wombat trail