| Acronym | Definition |
|---|
| PIF | Program Information File (file extension) |
| PIF | Pacific Islands Forum |
| PIF | Proteolysis Inducing Factor (tumor product) |
| PIF | Pay It Forward (movie) |
| PIF | Pooled Income Fund |
| PIF | Paid In Full |
| PIF | Public Investment Fund |
| PIF | Picture Interchange Format |
| PIF | Policies-In-Force (insurance) |
| PIF | Prolactin Release-Inhibiting Factor |
| PIF | Participant Information Form |
| PIF | Property Investment Fund |
| PIF | Productivity Investment Fund |
| PIF | Prototype Integration Facility |
| PIF | Professional Investor Fund |
| PIF | Public Information Film (UK) |
| PIF | Policy Investment Framework |
| PIF | Personnel Information File |
| PIF | Pilot Information File |
| PIF | Payload Integration Facility (NASA) |
| PIF | Productivity Improvement Fund |
| PIF | Project Information File (design document) |
| PIF | Peace Implementation Force |
| PIF | Productivity Improvement Factor |
| PIF | Personal Info Form |
| PIF | Packet Input FIFO (Cisco) |
| PIF | Physics Is Fun (school program) |
| PIF | Performance Influencing Factor |
| PIF | Procurement Information Form (Canada) |
| PIF | Price Increase Factor |
| PIF | Peripheral Interchange Format |
| PIF | Personnel Identification Feature |
| PIF | Phase Interface Fading |
| PIF | Poke-International Forums |
| PIF | Process Information Form |
| PIF | Physical Integration Filter |
| PIF | Pay Information File |
| PIF | Provisions of Industrial Facilities |
| PIF | Production Integration Facility |
| PIF | Production Information Form |
| PIF | Place In Inactive File/Folder |