| Acronym | Meaning |
 | OOS | Occupational Overuse Syndrome - OneSAF Objective System - Open Operating System - Out Of Service |
| ME | Maine (postal Symbol) -Mechanical Engineer[ing] - Medical Examiner - Middle East -Middle East Airlines (IATA Code) -Memory Effect - Myalgic Encephalomyelitis |
| LKR | Sri Lanka Rupee (ISO 4217 Currency Code) |
| KNVB | Koninklijke Nederlandse Voetbal Bond (Dutch For Royal Netherlands Football Association) |
| IAW | In Accordance With |
| CIR | (Commander's) Critical Information Requirements |
| PL | Ice Pellets (new Style METAR Code) -petalitre -Phase Line (Co-ordination Line) -Poland (ISO 3166 And FIPS 10-4 Country Code Digram) |
| G8 | Assistant Chief-of-Staff |
| SCCS | Standard Cubic Centimetre Per Second (unit Of Measurement Of Fluid Flow) |
| NUWC | U.S. Naval Undersea Warfare Center |
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