| Acronym | Definition |
|---|
| GLSA➣Gentoo Linux Security Advisory (Internet security) |
| GLSA➣Gentoo Linux Security Advisory |
| GLSA➣Grande Loge Suisse Alpina (French: Swiss Grand Lodge Alpina; Switzerland) |
| GLSA➣Grand Lodge of South Africa (Freemasonry; est. 1961) |
| GLSA➣Gay Law Students Association |
| GLSA➣General Ledger Subsidiary Account |
| GLSA➣Government Large Structures Assembly |