| Acronym | Definition |
|---|
| OTG➣On-the-Go |
| OTG➣On-The-Go (USB 2.0 specification) |
| OTG➣Of the Guild (gaming) |
| OTG➣Outside the Gates |
| OTG➣Olive Tree Genealogy (est. 1996) |
| OTG➣One Touch Gold (grill) |
| OTG➣Outside Temperature Gauge (vehicle feature) |
| OTG➣Own the Game (sports) |
| OTG➣On the Ground (sales) |
| OTG➣OverTheGun (YouTube personality) |
| OTG➣on the Go |
| OTG➣Oracle Transparent Gateway |
| OTG➣Outside Temperature Gauge |
| OTG➣Off the Ground (gaming) |
| OTG➣Over the Glasses (goggle type) |
| OTG➣On The Green |
| OTG➣Off the Grid |
| OTG➣Of the Gods |
| OTG➣Oficina de Treball de la Generalitat (Catalonia) |
| OTG➣OpenTheGovernment.org |
| OTG➣Oh Thank God |
| OTG➣Online Travel Group (various locations) |
| OTG➣On The Grid |
| OTG➣Operations and Technology Group (Microsoft) |
| OTG➣Organic Trade Group |
| OTG➣One True God |
| OTG➣Old Timers Guild |
| OTG➣Operational Target Graphic (US DoD) |
| OTG➣Odense Tekniske Gymnasium (Danish: Odense Technical College; Odense, Denmark) |
| OTG➣Oxford Theatre Guild (est. 1955; UK) |
| OTG➣Older Than God |
| OTG➣Originating Trunk Group |
| OTG➣Onward to Golgotha (Incantation album) |
| OTG➣Officer Training Group |
| OTG➣Oven Toast(er) Grill |
| OTG➣Operations Tactics Group |
| OTG➣Operational Tactics Guide |
| OTG➣Output Transfer Gate (computing) |
| OTG➣Optimal Treatment Guidelines |
| OTG➣OTH (Over-the-Horizon) Targeting Gold (message format) |
| OTG➣Our Technical Guys, Ltd. (est. 2008; UK) |
| OTG➣Original Tool Gangster |
| OTG➣OilTechnoGroup LLC (Occidental Resources, Inc.; Salt Lake City, UT) |