| Abbreviation | Definition |
|---|---|
| ABC | A Business Commitment |
| ABC | Activity Based Costing |
| ABC | Allocation, Budget, and Contract |
| ABC | Always Be Closing |
| ABC | Always Bring Cash |
| ABC | Analysis, Building, and Cleaning |
| ABC | Appreciate Benefit And Claim |
| ABC | Appropriate Business Casual |
| ABCA | Abbreviations, Brevity, Codes, and Acronyms |
| ABEC | Annular Bearing Engineering Committee |
| ABED | Aboriginal Business & Entrepreneurship Development |
| ABEP | Annual Branch Expansion Plan |
| ABGM | Annual Budget General Meeting |
| ABI | Abstracted Business Information |
| ABI | American Business Index |
| ABI | Annual Business Inquiry |
| ABI | Area Based Initiative |
| ABI | Automated Broker Interface |
| ABJA | Association of Bankruptcy Judicial Assistants |
| ABM | A Buck More |