What does ABC stand for?

What does ABC mean?

ABC	Anything But Competence Miscellaneous » Funnies
ABC	Already Been Cancelled Miscellaneous » Funnies
ABC	Anything But Chardonnay Miscellaneous » Funnies
ABC	The Almost Broadcasting Company Miscellaneous » Funnies
ABC	Amazingly Boorish Company Miscellaneous » Funnies
ABC	Analyze Bill and Control him Miscellaneous » Funnies
ABC	Always Be Closing Business » General
ABC	Appropriate Business Casual Business » General
ABC	Analysis, Building, and Cleaning Business » General
ABC	A Business Commitment Business » General
ABC	Always Bring Cash Business » General
ABC	A Better Company Business » General
ABC	Allocation, Budget, and Contract Business » General
ABC	A Board Committed Business » General
ABC	Activity Based Costing Business » General
ABC	Approximate Bootstrap Confidence Computing » General
ABC	Abstract Base Class Computing » General
ABC	Atanasoff Berry Computer Computing » General
ABC	Across Breed Comparison Medical » Human Genome
ABC	Asociación Benéfica Cabañeca International » Guatemalan
ABC	Asociación de Beneficiencia Cristiana International » Guatemalan
ABC	Atanasoff Berry Computer Computing » Hardware
ABC	Automatic Brightness Control Computing » Hardware
ABC	Active Breathing Coordinator Medical » Hospitals
ABC	Adaptive Behavior Center Medical » Laboratory