after-action report; after-action review.
Aircraft accident report.
At any rate.
against all risks.
Association of American Railroads
Axis2 ARchive file (extension .aar)
All-American Rejects
Air America Radio
American Academy of Religion
Any investigation after the conclusion of an activity, particularly when said activity produces an unwanted outcome.
An investigation of a corpse to determine the cause of death.
Occurring after death.
Having been inflicted or having occurred after death.