TGIT
| Acronym | Definition |
|---|---|
| TGIT | Thank God It's Thursday |
| TGIT | Thank God It's Today ('Don't Sweat the Small Stuff At Work' by Richard Carlson) |
| TGIT | Thank Goodness It's Thursday |
| TGIT | Thank God It's Tuesday |
| TGIT | Technology Graduate in Training |
| TGIT | The Gospel Is True |
| TGIT | Tracheal Gas Injection Tube |