| Abbreviation | Definition |
|---|---|
| MSU | Misery State University |
| MSU | Most Stupidest Universty |
| MSU | Mostly Socialist University |
| MT | Marine Tested |
| MT | Massive Turd |
| MT | Millennium Turkey |
| MTA | Mayor Traveling Abroad |
| MTA | Minorities Treated Awfully |
| MTB | Miller Time Boys |
| MTB | More Than Beer |
| MTGTD | My Trash Goes To Dumpster |
| MTR | Matt's Traceroute Rar |
| MTS | Make Transactions Slower |
| MTS | Mon The Scots |
| MTS | Murder The Sheriff |
| MTTR | More Terminals To Rotate |
| MTV | Making Television Vegetables |
| MTV | Malovent Thug Violence |
| MTV | Michael's Top Videos |
| MTV | Misplaced The Videos |