| Abbreviation | Definition |
|---|---|
| GLIM | Great Lakes Institute of Management |
| GLMC | Great Lakes Management Company |
| GMA | Game Management Area |
| GMA | Graduate Management Association |
| GMAA | Graduate Management Association of Australia |
| GMAC | Graduate Management Admission Council |
| GMAS | Grants Management Application Suite |
| GMAT | General Management Aptitude Test |
| GMAT | Graduate Management Admission Test |
| GMAT | Graduate Management Admissions Test |
| GMAT | Graduate Management Apptitude Test |
| GMAT | Graduate Management Aptitude Test |
| GMAT | Graduate Management Aptitude Ttvnol |
| GMAT | The Graduate Management Assessment Test |
| GMB | Grants Management Breakfast |
| GMBA | Government Management and Budgetary Accounting |
| GMC | Global Management |
| GMD | Grants Management Division |
| GMD | groundwater management district |
| GMD | Groundwater Management Districts |