| Acronym | Definition |
|---|
| PS | Playstation |
| PS | Power Supply |
| PS | PostScript (file name extension) |
| PS | Post Scriptum (Latin: Post Script; an additional message after the main body of text in correspondence) |
| PS | Picosecond |
| PS | Photoshop (Adobe Systems, Inc.) |
| PS | Popular Science |
| PS | Print Server |
| PS | Physical Security |
| PS | Public School |
| PS | Paint Shop (Adobe) |
| PS | Problem Set |
| PS | Please See |
| PS | Primary School |
| PS | Please Send |
| PS | Power Source |
| PS | Pressure Sensitive (printing industry) |
| PS | Proposed Standard |
| PS | Postal Service |
| PS | Public Service |
| PS | Palm Springs (California) |
| PS | Personal Statement |
| PS | Political Science |
| PS | Porn Star |
| PS | Professional Services |
| PS | Public Safety |
| PS | Private Sector |
| PS | Public Sector |
| PS | People Search (Yahoo!) |
| PS | Power Steering |
| PS | Personal Space |
| PS | Police Station |
| PS | Parti Socialiste (French Socialist Party) |
| PS | Printer Server |
| PS | Problem Solving (education) |
| PS | Psalms |
| PS | Public Storage |
| PS | Pressure Switch |
| PS | Program Stream |
| PS | Preschool |
| PS | Product Specification |
| PS | Palestine |
| PS | Point Source |
| PS | Pro Stock (motor sports) |
| PS | Palau |
| PS | Performance Status |
| PS | Patient Safety |
| PS | Process Service |
| PS | PDU (Protocol Data Unit) Specific |
| PS | Powershot (Canon camera) |
| PS | Power Surge |
| PS | Personnel Services |
| PS | Phantasy Star (Sega video game series) |
| PS | Patrick Swayze (actor) |
| PS | Power Stone (Capcom game) |
| PS | Plastic Sheet (construction) |
| PS | Profit Sharing (type of qualified retirement plan) |
| PS | Program Support |
| PS | Phone Sex |
| PS | Picture Size |
| PS | Please Stay |
| PS | Partido Socialista (Socialist Party) |
| PS | Permanent Secretary (various locations) |
| PS | Photosystem (photosynthesis) |
| PS | Process Status |
| PS | Play School (various organizations) |
| PS | Polystyrene |
| PS | Problem Statement (Sprint) |
| PS | Primary Structure |
| PS | Plaque Psoriasis (dermatology) |
| PS | Pixel Shader |
| PS | Phosphatidylserine |
| PS | Paddle Steamer |
| PS | Puget Sound (Washington state) |
| PS | Pink Slip |
| PS | Photosynthesis |
| PS | Prep School |
| PS | Pressure Support (pulmonary ventilation) |
| PS | Party Site |
| PS | Patti Smith (singer) |
| PS | Project Snowblind (gaming) |
| PS | Pulmonary Stenosis |
| PS | PlanetSide (game) |
| PS | Policy Service (insurance) |
| PS | Packing Slip |
| PS | Powerseller |
| PS | Patch Set (software fix) |
| PS | Potential Source |
| PS | Psychological Science (journal) |
| PS | Pokemon Showdown (simulator) |
| PS | Pokerstars (gaming) |
| PS | Prior Service |
| PS | Protein S |
| PS | Please Sir |
| PS | Personal Stash |
| PS | Prime Suspect (TV program) |
| PS | Penalty Shot (hockey) |
| PS | Penn Station (resturant) |
| PS | Premarital Sex |
| PS | Polizia di Stato (Italy) |
| PS | Production Support |
| PS | Perot Systems (Plano, TX) |
| PS | Program Service |
| PS | Palmtop Studio |
| PS | Passive Smoking |
| PS | Planetary Society |
| PS | Pencil Sharpener |
| PS | Pharmaceutical Services |
| PS | Polysulfone |
| PS | Protection Scheme (Nortel) |
| PS | Packet Scheduler |
| PS | Partially Supported |
| PS | Postal Stationery |
| PS | Proseminar |
| PS | Pferdestärken (German: horse power) |
| PS | Phase Shifter |
| PS | Portal Services |
| PS | Phosphoserine |
| PS | Plastic Soldiers (gaming clan) |
| PS | PowerSoft |
| PS | Paging System |
| PS | Power Start |
| PS | Pokémon Stadium |
| PS | Planeshift (video game) |
| PS | Personal Secretary |
| PS | Power Seats |
| PS | Proximity Switch |
| PS | Polar Stereographic |
| PS | Project Scientist |
| PS | Painted Steel |
| PS | Pacific Sunwear |
| PS | Paranoid Schizophrenia |
| PS | Police Sergeant (UK) |
| PS | Parliamentary Secretary (UK House of Commons) |
| PS | Patrick Star (Spongebob Squarepants cartoon) |
| PS | Program Summary |
| PS | Project Sponsor |
| PS | Professional Surveyor |
| PS | Packet Switch |
| PS | Provisional Sum (contracts) |
| PS | Partially Sighted |
| PS | Solidarity Party (Panama) |
| PS | Pulmonary Sequestration |
| PS | Processing Subsystem (US DoD) |
| PS | PeopleSoft, Inc. (software company) |
| PS | Presentation Services |
| PS | Proton-Synchrotron |
| PS | Personal Size |
| PS | Protection Switching (Alcatel) |
| PS | Probability Sample |
| PS | Profile Server |
| PS | Harry Potter and the Philosopher's Stone (book by J.K. Rowling) |
| PS | Paper Sensor (printers) |
| PS | Power Stability (Agilent) |
| PS | Ukraine International Airlines (IATA airline code) |
| PS | Chloropicrin (chemical weapon; choking agent) |
| PS | Proton Synchrotron (CERN) |
| PS | Professional Strength |
| PS | Program Statement (US Bureau of Prisons regulation) |
| PS | Peja Stojakovic (basketball player) |
| PS | Pen Spinning |
| PS | Peanut Shell |
| PS | Packet Stream (AT&T) |
| PS | PERLScript (version of PERL for Windows) |
| PS | Photo Sensitive |
| PS | Parallel Single |
| PS | Protein Society |
| PS | Parallel Switch |
| PS | Philippine Star |
| PS | Pop Shot |
| PS | Parent Signature |
| PS | Photonics in Switching (conference) |
| PS | Program Store (Nortel) |
| PS | Positive Small (number) |
| PS | Process Specification |
| PS | Plaza Singapura (shopping center, Singapore) |
| PS | Program Specification |
| PS | PeopleSupport, Inc |
| PS | Peter Schilling (singer) |
| PS | Paleontological Society (Washington, DC) |
| PS | Payload Specialist (NASA) |
| PS | Personnel Specialist (USN Rating) |
| PS | Pakistan Steel |
| PS | Psychonomic Society |
| PS | Pressure Surface (of turbine/compressor blade) |
| PS | Power Shield (Quake gaming) |
| PS | Penalty Stroke (field hockey) |
| PS | Project Stock |
| PS | Plant Security |
| PS | Princess Sophie (The Da Vinci Code, book) |
| PS | Population Spike |
| PS | People's Square (Shanghai, China) |
| PS | Proof Stress |
| PS | Plan of Subdivision |
| PS | Personal Station |
| PS | Patrol Supervisor |
| PS | Navy Yard Puget Sound (US Navy) |
| PS | Particle Separator |
| PS | Petaling Street (Malaysia's shopping street) |
| PS | Pilot Speed (rock band) |
| PS | Poincare Sphere (method of measuring polarization mode dispersion, ITU-T) |
| PS | Philippines Scouts (US Army) |
| PS | Punt Snapper (the "long snapper" on punts; football) |
| PS | Pump, Sump |
| PS | Plaza Senayan (shopping mall, Jakarta, Indonesia) |
| PS | Palestinian Territories, Occupied (IANA country-code top-level domain) |
| PS | Permanent Signal |
| PS | Pistol Sharpshooter (US Navy) |
| PS | Propulsion Subsystem |
| PS | Pesaro, Marche (Italian province) |
| PS | Procurement Schedule |
| PS | Parallel Track Single-Unit (US DoD) |
| PS | Pinball Simulation |
| PS | Prompt Side (theater term) |
| PS | Pneumatic Switch |
| PS | Pedigree Selection |
| PS | Particle Set |
| PS | Potential Sink |
| PS | Priority Survey |
| PS | Pharmacie Spécialisée (French: Specialty Pharmacy) |
| PS | Port Security Specialist (USCG Rating) |
| PS | Phase Shift Armor (Gundam Seed anime) |
| PS | Pictsweet |
| PS | Partial Slip (chemical engineering) |
| PS | Prompt Sequence (VSS) |
| PS | Post Shakedown |
| PS | Panel Subassembly |
| PS | Specific Excess Power (US Navy aviation) |
| PS | Parenteral Society |
| PS | Partially Sterile |
| PS | Point of Switch |
| PS | Personnel Subsystem |
| PS | Motion Picture Service Bookers (US Navy) |
| PS | Payload Station |
| PS | Platoon Sargeant (US Army) |
| PS | Platform Servicing |
| PS | Pacific Southwest Airways |
| PS | Pleasing Sex |
| PS | Pulse Stagger |
| PS | Preferred Smoker (insurance) |
| PS | Prefix Synchronizable (coding scheme) |
| PS | Postmusik-Salzburg |
| PS | Pittsburgh and Shawmut Railroad Company (also abbreviated as P&S) |
| PS | Pulse Shaper/Shaped |
| PS | Protective Subsystem |
| PS | Partition Sequential |
| PS | Parti Shoqeror (Albanian Socialist Party) |
| PS | Phototelegraph Station (ITU-T) |