| Acronym | Definition |
|---|
| OBG➣Oxford Business Group (various locations) |
| OBG➣Old But Gold (gaming) |
| OBG➣Ohio Business Gateway (Columbus, OH) |
| OBG➣Ordnungsbehördengesetz (German police law) |
| OBG➣Ospedale Bambino Gesu (Italian: Child Jesus Hospital) |
| OBG➣Overburden Gradient (geology) |
| OBG➣Ormeau Baths Gallery (Northern Ireland; UK) |
| OBG➣Old Brown Glue (liquid adhesive) |
| OBG➣Oldie But Goodie |
| OBG➣Oil Buyers' Guide |
| OBG➣Oregon Brewers Guild (Portland, OR) |
| OBG➣Oil-Based Gel (pens) |
| OBG➣Office Business Gateway (Microsoft) |
| OBG➣Open Bottom Girdle |
| OBG➣Operating by the Guidelines (Six Sigma business management strategy) |
| OBG➣Old Burying Ground (various locations) |
| OBG➣Operation Business Group |
| OBG➣Original Bunny Gang (band) |
| OBG➣Original Baby Gangsta (Crips rank; gang) |
| OBG➣Onlay Bone Graft (dental procedure) |
| OBG➣Oh By Golly |