| Acronym | Definition |
|---|
| TTGM➣Time to Get Moving |
| TTGM➣Time to Go, Massimo (protest group; UK) |
| TTGM➣Tianjin Tubular Goods Machining (China) |
| TTGM➣Tram Tunnel Grote Marktstraat (Dutch light-rail tunnel) |
| TTGM➣Train Touristique de Guitres Marcenais (French: Tourist Train to Guitres Marcenais) |
| TTGM➣The Tricksters Gem Mine (video game) |