MMY
| Acronym | Definition |
|---|---|
| MMY | Mental Measurements Yearbook (reference book on psychological tests) |
| MMY | Michlelet Mevaseret Yerushalayim (Israeli Torah school) |
| MMY | Money Market Yield |
| MMY | Military Man-Years |
| MMY | Microelectronic Manufacturing Yield |
| MMY | Maximum Measurable Yield |