| Abbreviation | Definition |
|---|---|
| MWCS | Marine Wing Communications Squardron |
| MWD | Military War Dog |
| MWD | Military Working Dog |
| MWDDEP | Mutual Weapons Development Data Exchange Program |
| MWDT | Military Working Dog Team |
| MWF | Mark Weapon Factory |
| MWF | Medical Working File |
| MWG | Mobilization Working Group |
| MWIR | Medium Wavelength Infrared |
| MWL | Mariners Weather Log |
| MWL | Mean Water Line |
| MWL | My Watch List |
| MWO | Miscellaneous Work Order |
| MWO | Modification Work Order |
| MWOD | Multiple Word-Of-Day |
| MWR | Missile Warning Receiver |
| MWR | Morale, Welfare & Recreation |
| MWR | Morale, Welfare, and Recreation |
| MWS | Military Works Service |
| MWS | Missile Warning System |