| Acronym | Definition |
|---|
| GBCS➣General Board of Church and Society (United Methodist Church) |
| GBCS➣Greater Brunswick Charter School (New Jersey) |
| GBCS➣Ground Based Common Sensor |
| GBCS➣Grace Baptist Christian School (various schools) |
| GBCS➣Global Casinos Inc. (Black Hawk, CO) |
| GBCS➣Global Business Communications System |
| GBCS➣Global Business Communications Services |
| GBCS➣Green Building Consultancy Services (India) |
| GBCS➣Graduate Business Career Services |
| GBCS➣Green Bay Christian School (Green Bay, WI) |