OCMB Views 8 meanings found OCMB can denote the Ozaukee County Mountain Bikers group, the Oberlin College Marching Band, or the Offshore Clam Management Board, reflecting its use in regional recreation, collegiate music, and marine resource management. Medical Ocular Cell And Molecular Biology Ocular Cell Molecular Biology Community Oriëntatie Club MIDDEN BRABANT Operation Clambake Message Board Academic & Science Oberlin College Marching Band Offshore Clam Management Board Regional Ozaukee County Mountain Bikers Ozaukee County Mountain