The meaning of the Acronym BAC is...

BAC is

• Breath Alcohol Concentration
• British Accreditation Council

More Meanings For BAC:

• Backup
• Baltimore Colts
• Bricklayers And Allied Craftworkers
• Basic Accumulation Category
• Bypass Air Control
• Born Again Christian
• A Barfing Almost Constantly
• Beyond A Century
• British Aircraft Corporation
• British Army Cadets
• Bingeing At College
• A Be Alcohol Conscious
• Black Awareness Club
• Building Automation And Controls
• Ben And Curt

BAC is also in:

• File Extensions
• NFL Teams
• Unfiled