| Acronym | Meaning |
| ESU | Emergency Services Unit |
| HI | Hindi Language (ISO 639-1 Code) |
| TTTEAF | Thomas The Tank Engine And Friends |
| MPFC | Medial PreFrontal Cortex |
| HANS | Head And Neck Support (device Used In Many Race Cars) |
| JFK | John Fitzgerald Kennedy Or The Airport Named After Him. |
| OSI | Office Of Strategic Influence - Ontario Swine Improvement - Open Source Initiative - Open Systems Interconnection |
| ASD(SO&HA) | (U.S.) Assistant Secretary Of Defense (Special Operations & Humanitarian Assistance) |
| KIA | Killed In Action |
| GSR | Gun Shot Revenue |