| Acronym | Definition |
|---|
| SLP | San Louis Potosi (Mexico) |
| SLP | Speech Language Pathologist |
| SLP | Speech Language Pathology |
| SLP | Slope |
| SLP | Service Location Protocol (RFC 2608) |
| SLP | Second Language Proficiency (examination) |
| SLP | Student Learning Project (various schools) |
| SLP | Sea Level Pressure |
| SLP | Super Low Power (electronics) |
| SLP | San Luis Potosi, San Luis Potosi, Mexico (Airport Code) |
| SLP | System Locked Pre-Installation |
| SLP | Super Long Play |
| SLP | Smart Label Printer |
| SLP | Service Location Protocol |
| SLP | Software Licensing and Protection |
| SLP | Site License Program |
| SLP | Symposium on Logic Programming Conference |
| SLP | Software Licensing Program |
| SLP | Service Level Protocol |
| SLP | Street Light Pole (various companies) |
| SLP | Spring Lake Park (Minneapolis, Minnesota suburb) |
| SLP | Super Long Play (video tape recording) |
| SLP | Socialist Labour Party |
| SLP | Sociaal Liberale Partij (Dutch: Social Liberal Party) |
| SLP | Serious Leisure Perspective (psychology and sociology) |
| SLP | Seated Leg Press (body building equipment) |
| SLP | Special Limited Partnership |
| SLP | Software Licensing and Protection (intellectual property) |
| SLP | Social Labour Plan (South Africa) |
| SLP | Sierra Leone Police |
| SLP | Systematic Layout Planning |
| SLP | Supplemental Liquidity Provider (stock market program) |
| SLP | Service Learning Program |
| SLP | School Lunch Program |
| SLP | Symposium on Logic Programming |
| SLP | Sunoco Logistics Partners (energy product; various locations) |
| SLP | Spoken Language Processing |
| SLP | Special Little People |
| SLP | State and Local Program |
| SLP | Site License Program (intellectual property) |
| SLP | Safety Lighting Products (Canada) |
| SLP | Second Life Project (various organizations) |
| SLP | Special Loan Program |
| SLP | Senior Law Project (various locations) |
| SLP | Student Life Professionals (University of Toronto; Canada) |
| SLP | Supported Living Program |
| SLP | Service Logic Program |
| SLP | Suggested List Price |
| SLP | Street Legal Performance |
| SLP | Saint Lucia Labor Party |
| SLP | Seiko Label Printer |
| SLP | State-Local Partnership |
| SLP | Seaward Launch Point (US DoD) |
| SLP | Single Link Procedure (ITU-T) |
| SLP | Self Loading Pistol (firearms) |
| SLP | Southern Lower Peninsula (Michigan, USA) |
| SLP | Sociedad Limitada Profesional (Spanish: Professional Limited Liability Company) |
| SLP | Standardized Language Profile |
| SLP | Standard Long Play |
| SLP | Surface Launch Platform |
| SLP | Social Democratic Welfare Party (Latvia) |
| SLP | Spring Loaded Push |
| SLP | Société Linguistique de Paris (French) |
| SLP | Speed Limiting Point |
| SLP | Systemwide Livestock Program |
| SLP | Supervivencia Libre de Progresión (Spanish: Progression Free Survival) |
| SLP | Stunt Like My Partners |
| SLP | San Luis Obispo, California Cal Poly (Amtrak station code; San Luis Obispo, CA) |
| SLP | Scouting Landplane (US Navy) |
| SLP | Sturm-Liouville Problem (transmission lines) |
| SLP | System of Least Prompts |
| SLP | Serial Link Protocol |
| SLP | Snap Lock Pin (fastener) |
| SLP | Sri Lanka Police |
| SLP | Structured Learning Program |
| SLP | System Locked Pre-Activation (Microsoft) |
| SLP | Sensor Link Protocol |
| SLP | superficie lorda di pavimentazione |
| SLP | Stokey, Lucas and Prescott (economics) |
| SLP | Superintendent's Leadership Program |
| SLP | Standardized Language Proficiency |
| SLP | Society for Liaison Psychiatry (affliate of the Academy of Psychosomatic Medicine) |
| SLP | Sears Low Price |
| SLP | Saskatchewan Liberal Party |
| SLP | Shelf Life Program |
| SLP | Superior Learning Program |
| SLP | Service Level Plan |
| SLP | Stock Listed Price |
| SLP | Services Launch Partners |
| SLP | Strategic Logistics Program |
| SLP | Sacred Landmarks Partnership (of northeast Ohio) |