| Acronym | Definition |
|---|
| OPP➣Opposite |
| OPP➣Opportunity/Opportunities |
| OPP➣Ontario Provincial Police (Ontario, Canada) |
| OPP➣Office of Polar Programs (National Science Foundation) |
| OPP➣Office of Pesticide Programs |
| OPP➣Office of Public Prosecutions (various locations) |
| OPP➣Object Push Profile (Bluetooth) |
| OPP➣Office Professional Plus (Microsoft product name) |
| OPP➣Offentligt Privat Partnerskab (Swedish: Public Private Partnership) |
| OPP➣Office of Pollution Prevention |
| OPP➣Object Push Profile |
| OPP➣Online Privacy Policy |
| OPP➣Operations per Pixel |
| OPP➣Online Privacy Protection |
| OPP➣Off Plan Property (various locations) |
| OPP➣Over Power Protection |
| OPP➣Opper (adjudant-onderofficier; Dutch) |
| OPP➣Omega Psi Phi (Fraternity) |
| OPP➣Oxygen Partial Pressure |
| OPP➣Office of Physical Plant (Pennsylvania State University) |
| OPP➣Orleans Parish Prison (Louisiana) |
| OPP➣Oriented Polypropylene Film |
| OPP➣Oxford Psychology Press (UK) |
| OPP➣Organizational Process Performance (process area) |
| OPP➣Outline Planning Permission |
| OPP➣Ovine Progressive Pneumonia (Montana sheep pneumonia) |
| OPP➣Other People's Property |
| OPP➣Organophosphate Pesticide |
| OPP➣Out-of-Pocket Payment (insurance) |
| OPP➣Other People's Problems |
| OPP➣Occupational Pension Plan |
| OPP➣Office of Policy and Planning |
| OPP➣Outreach Partnership Program (US NIH) |
| OPP➣Operational Planning Process (Canada) |
| OPP➣Organophosphate Poisoning |
| OPP➣Osteopathic Principles and Practices |
| OPP➣Opening Price Point |
| OPP➣Order Processing Pipeline |
| OPP➣Ore Processing Plant (mining extraction) |
| OPP➣Original Prose and Poetry |
| OPP➣Office of Program Performance (Legal Services Corporation) |
| OPP➣Off-load Preparation Party |
| OPP➣Opposed/Opposite |
| OPP➣Orinda Park Pool (California) |
| OPP➣Old People's Pot (song lyrics) |
| OPP➣Other People's Parts |
| OPP➣Option to Purchase Paid-Up Additions (optional insurance rider used to increase life insurance benefit) |
| OPP➣Off-Peak Power |
| OPP➣Official Party Poopers :-) |
| OPP➣Other People's Privates |
| OPP➣FCC Office of Plans & Policy |
| OPP➣Oregon Patriot Party |
| OPP➣Octal Print Punch |
| OPP➣Order Processing Point |
| OPP➣overprotective parent(s) |
| OPP➣Out of Print at Present |
| OPP➣Organic Pear Production |
| OPP➣Optional Program Product(s) |
| OPP➣Ontario Paintball Place |
| OPP➣Organizational Placement Process |
| OPP➣Office of Patent Publication |
| OPP➣Obligation Phasing Plan |
| OPP➣Orthogonal Polynomial Predistortion |
| OPP➣Organization and Personnel Plan |
| OPP➣Operation Process Plan |
| OPP➣Oral Proposal Planner |
| OPP➣Optical Path Protection |
| OPP➣Oxley Park Primary (school) |
| OPP➣Outcome Project Plan (Canada) |
| OPP➣Open Promenade Position (dance) |