| Acronym | Definition |
|---|
| NGMS➣Northrop Grumman Mission Systems (formerly TRW) |
| NGMS➣Nex Gen Media Server (software) |
| NGMS➣Northrop Grumman Marine Systems |
| NGMS➣Northern Guilford Middle School (Greensboro, NC) |
| NGMS➣North Garner Middle School (North Carolina) |
| NGMS➣North Gwinnett Middle School (Sugar Hill, GA) |
| NGMS➣Northgate Middle School (Kansas City, MO) |