BAHNO stands for British Association of Head and Neck Oncologists
BAHN stands for Bachelor of Arts Honours (University of South Queensland)
BAHNM stands for British Association of Holistic Nutrition and Medicine (UK)
BAHM stands for British Association of Homeopathic Manufacturers
BAHID stands for British Association for Human Identification
BAHIA stands for Bay Area Hispano Institute for Advancement, Inc. (Berkeley, CA)
BAHHC stands for Bay Area Hip Hop Coalition
BAHHA stands for Bay Area Houston Hockey Association (Houston, TX)
BAHH stands for Boring Ass Hand History (online poker)
BAHG stands for Buenos Aires Hospitality Group