| Acronym | Meaning |
 | DFAS | Defense Finance And Accounting System |
| AAFES | Army And Air Force Exchange Service |
| V/R | Very Respectfully. The Standard Closure Line On Official Mail/e-mail. |
| GMC | General Military Course |
| UA | Unit Of Action |
| O/A | On Or About |
| CO | Commanding Officer (also Conscientious Objector); Certifying Officer; Change Order; Contracting Officer |
| AO | Accounts Office; Acquisition Objective; Action Officer; Aircraft Operator; Oiler (underway Replenishment); Administration Officer; Air Officer; Area Of Operations; Aviation Ordnance Person |
| SOP | Standing Operating Procedure |
| CASEVAC | CASualty EVACuation |
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