Meaning of audit trail

au'dit trail"

Pronunciation: [key]
  1. the process or an instance of cross-referring each bookkeeping entry to its source in order to facilitate checking its accuracy.
  2. a track of a particular item of output data back through the processing steps that produced it to the corresponding input data.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.