| Acronym | Definition |
|---|
| MiG | Mikoyan & Gurevich (Russian aircraft designers) |
| MiG | Metal Inert Gas (welding) |
| MiG | Made in Germany (gaming clan) |
| MiG | Marfin Investment Group (est. 1998) |
| MiG | My Image Gallery (photo album/management software) |
| MiG | Metal in Gap |
| MiG | Migration |
| MiG | Monoclonal Immunoglobulin |
| MiG | Mortgage Indemnity Guarantee (real estate) |
| MiG | Mariner Investment Group (various locations) |
| MiG | Minimum Income Guarantee (UK pensions) |
| MiG | Municipal Infrastructure Grant (South Africa) |
| MiG | Masters in Governance (various organizations) |
| MiG | Mach Interface Generator |
| MiG | Memory Interface Generator |
| MiG | Moore Iacofano Goltsman Inc. |
| MiG | Middle-Income Group (India) |
| MiG | Moving Image Gateway |
| MiG | Monokine Induced by Interferon-gamma (cytokine that leads to cell death by necrosis) |
| MiG | Mobile Internet Gateway |
| MiG | Managed Intensive Grazing |
| MiG | Message Implementation Guide (EDI/EC messages) |
| MiG | Member Interest Group (various organizations) |
| MiG | Moments in Grace (band) |
| MiG | Medicaid Inspector General |
| MiG | Make it GREAT |
| MiG | Marauder Intruder Group (Motorcycle Club) |
| MiG | Mitochondria Interest Group |
| MiG | Main Industrial Groupings |
| MiG | Microsoft Implementation Group (Virginia Tech University) |
| MiG | Media Initiatief Groningen (Dutch: Groningen Media Initiative; Groningen, Netherlands) |
| MiG | Machine Intelligence Group |
| MiG | Management Information Gateway |
| MiG | MCE Interface Group |
| MiG | Mind in Gutter |
| MiG | Men in Gold |
| MiG | Mowry International Group, LLC (Bethesda, MD law firm) |
| MiG | Model Interface Guide |
| MiG | MIDB & IPA for GCCS (Modernized Integrated Data Base & Image Product Archive for Global Command and Control System) |
| MiG | Multiple Image Geopositioning |
| MiG | Molybdenum Inert Gas (welding) |
| MiG | Monitoring Ion Gauge |
| MiG | Minnesota IMPLAN (Impact Analysis for Planning) Group, Inc. (Hudson, WI) |
| MiG | Mobile Tv Implementation Guidelines (DVB-H) |