| Acronym | Meaning |
| DND | Department Of National Defence (Canada) - Do Not Disturb |
| ME | Maine (postal Symbol) -Mechanical Engineer[ing] - Medical Examiner - Middle East -Middle East Airlines (IATA Code) -Memory Effect - Myalgic Encephalomyelitis |
| JSEAD | Joint Suppression Of Enemy Air Defence (see SEAD) |
| RH | Southern Rhodesia (ISO 3166 Digram; Obsolete 1980) |
| JCL | Job Control Language |
| SSK | Hunter-Killer Submarine (retired US Navy Hull Classification) |
| ID | Idaho (postal Symbol) -Identity -Indonesia (FIPS 10-4 Country Code; ISO 3166 Digram) -Infantry Division - Intelligent Design |
| YA | Yoctoampere |
| F | Femto |
| WSUS | Windows Server Update Services |