| Acronym | Meaning |
| AMS | Agriculture Marketing Service - American Mathematical Society |
| ASTIA | Armed Services Technical Information Agency |
| USAADAC | U.S. Army Air Defense Artillery Center |
| WWJD | What Would Jesus Do? (see WWWD) |
| PBCK | Problem Between Chair And Keyboard (computer Help Desk In-joke) |
| PEET | Partnerships For Enhancing Expertise In Taxonomy |
| NR | Nauru (ISO 3166 And FIPS 10-4 Country Code Digram) |
| RPL | Reverse Polish Lisp |
| LEMOSS | Long-Endurance MObile Submarine Simulator |
| DAWN | (U.S.) Drug Abuse Warning Network |