| Acronym | Definition |
|---|
| PPA | Pension Protection Act of 2006 |
| PPA | Power Purchase Agreement |
| PPA | Poker Players Alliance |
| PPA | Professional Photographers of America |
| PPA | Phenylpropanolamine |
| PPA | Power Play Assists (hockey) |
| PPA | Periodical Publishers Association |
| PPA | Partnership for Prescription Assistance |
| PPA | Parité de Pouvoir d'Achat (French: purchasing power parity) |
| PPA | Professional Photographers Association (now the British Institute of Professional Photography) |
| PPA | Prescription Pricing Authority (UK) |
| PPA | Pollution Prevention Act of 1990 |
| PPA | Promotional Products Association (International) |
| PPA | Philippine Ports Authority |
| PPA | Planning, Preparation and Assessment (UK education) |
| PPA | Participatory Poverty Assessment |
| PPA | Polyphthalamide |
| PPA | Physical Point of Attachment |
| PPA | Purchase Price Allocation |
| PPA | Primary Progressive Aphasia (form of dementia) |
| PPA | Printing Performance Architecture |
| PPA | Piraeus Port Authority (Greece) |
| PPA | Perennial Plant Association |
| PPA | Parti du Peuple Algerien |
| PPA | polyphosphoric acid |
| PPA | Plant Patent Act |
| PPA | Prompt Payment Act |
| PPA | Poker Players Association |
| PPA | Purchased Power Adjustment |
| PPA | Potential Problem Analysis |
| PPA | Private Passenger Auto |
| PPA | Prior Period Adjustment |
| PPA | Preliminary Project Approval |
| PPA | Pennsylvania Pharmacists Association |
| ppa | Per Procura (Latin: by proxy) |
| PPA | Physiotherapy Pain Association (UK) |
| PPA | Peripapillary Atrophy |
| PPA | Privacy Protection Act of 1980 |
| PPA | Pharmaceutical Producers Association |
| PPA | Prosthetic Penis Attachment |
| PPA | Professional Putters Association |
| PPA | Pacific Planetarium Association |
| PPA | Purchase Price Accounting |
| PPA | Premier Bancorp, Inc. (stock symbol) |
| PPA | Planning Performance Agreement (UK spatial planning) |
| PPA | Per Prokura (German: by proxy) |
| PPA | Polymer Processing Additive |
| PPA | Property Protection Area |
| PPA | Planned Parenthood of Alabama |
| PPA | PERSINS (Personnel Information System) Processing Activity |
| PPA | Planned Program Accomplishment |
| PPA | Pump Package Assembly |
| PPA | Partners in Personal Assistance |
| PPA | Preliminary Plan Approval |
| PPA | Pingat Pentadbiran Awam (Public Administration Medal, Singapore) |
| PPA | Preferred Provider Access |
| PPA | Preferred Provider Allowance |
| PPA | Program in Performing Arts (Georgetown University) |
| PPA | Pin Point Accuracy |
| PPA | Per Person Average |
| PPA | Pesticide Producers Association |
| PPA | Partial Payment Arrangement |
| PPA | Pre-Power Amplifier |
| PPA | Professional Practices Assessment (Canada) |
| PPA | Pennsylvania Petroleum Association |
| PPA | Procurement Planning Agreement |
| PPA | Preferred Prescription Assistance |
| PPA | Peasants Per Acre (gaming) |
| PPA | Piss Poor Attitude (military slang) |
| PPA | Psychophysiological Profile Assessment |
| PPA | Principal Planning Agent |
| PPA | Professional Pharmacy Alliance |
| PPA | Path Profile Analysis |
| PPA | Parlamento del Pueblo Aymara (Spanish: Aymara People's Parliament) |
| PPA | Pastor's Personal Assistant |
| PPA | Ping-Pong Arbiter |
| PPA | Project Performance Analysis |
| PPA | Professional Programmers Association |
| PPA | Personal Parachute Assembly |
| PPA | Pool Players of America |
| PPA | Program, Project, and Activities |
| PPA | Princeton-Pennsylvania Proton Accelerator |
| PPA | Pre Pay and Add (purchase orders - freight charges) |
| PPA | Peppercorns Performing Arts (UK) |
| PPA | Patiño & Partners Abogados (Spain) |
| PPA | Primary Plate Analyzer |
| PPA | Preliminary Planning Authorization |
| PPA | Powered Pitcharound |
| PPA | Process/Product Audits |
| PPA | Per Patron Average (theater/cinema industry) |
| PPA | Principles, Policies and Applicability |