The full form of BG in the context of Gali, specifically Bhimber Gali, is Bhimber Gali.
Bhimber Gali, often shortened to BG, is a village located in the Poonch district of Jammu and Kashmir, India. The name originates from the Bhimber Gali mountain pass, which sits on the ridge separating the Poonch River and the Rajouri Tawi basins. Locally, it's commonly referred to simply as "BG."