| Abbreviation | Definition |
|---|---|
| MR | Minnesota Rules |
| MRA | Milan Rules All |
| MRC | Malicious Rucus Crew |
| MRD | Machine Robo Devils |
| MRE | Many Regurgitated Entrees |
| MRE | Maritime Republic of Eastport |
| MRE | McDonalds Religious Experience |
| MRE | Meal Refusing to Exist |
| MRE | Meal, Rejected by Everyone |
| MRE | Meals Rejected by Ethiopians |
| MRE | Minimally Radioactive Edibles |
| MRE | Morally Repugnant Elite |
| MRE | Mostly Rotten Encouragement |
| MRF | More Ridiculous Forecasts |
| MRGA | Make Ravnica Great Again |
| MRGA | Make Russia Great Again |
| MRI | Mothers Rule Inc |
| MRI | Mothers Rule Incorporated |
| MRI | My Ridiculous Insides |
| MRP | Mostal's Repair Plan |