Definition of after-action report
: a detailed critical summary or analysis of a past event (such as a military action) made for the purposes of re-assessing decisions and considering possible alternatives for future reference
- Prior to leaving Saigon for Honolulu, Harkins had requested and received from Vann a special after-action report on the July 20 engagement.
- —Neil Sheehan, A Bright Shining Lie, 1988
