| Acronym | Definition |
|---|
| TSR | Terminate & Stay Resident |
| TSR | The Student Room (UK) |
| TSR | Télévision Suisse Romande (Switzerland) |
| TSR | Total Shareholder Return |
| TSR | The Second Raid (Full Metal Panic, movie) |
| TSR | The Sims Resource |
| TSR | Telemarketing Sales Rule (US FTC) |
| TSR | Tokyo Shoko Research (credit reporting; Japan) |
| TSR | Taiwan Security Research (est. 1997) |
| TSR | Technical Sports Racing (motorcycle racing team; Japan) |
| TSR | Trans-Siberian Railway (Russia) |
| TSR | Tropical Storm Risk |
| TSR | Transport Service Request |
| TSR | Terminal Specified Routing |
| TSR | Terminate and Stay Resident |
| TSR | Tactical Studies Rules |
| TSR | Tactical Studies Rules (company that produced Dungeons and Dragons) |
| TSR | Total Solar Radiation |
| TSR | Technical Support Representative |
| TSR | That's So Raven (TV show) |
| TSR | Timber Supply Review (Canada) |
| TSR | Tosser |
| TSR | True Symphonic Rockestra (est. 2000) |
| TSR | The Shawshank Redemption (movie) |
| TSR | Tensile Strength Ratio |
| TSR | Technical Sales Representative |
| TSR | Technically Specified Rubber |
| TSR | The Southern Review (Baton Rouge, LA) |
| TSR | The Shadow Rising (Wheel of Time; book 4) |
| TSR | The Situation Room (TV show) |
| TSR | Total Shoulder Replacement |
| TSR | Technical Service Representative |
| TSR | Tools for Self Reliance (UK) |
| TSR | Telesales Representative |
| TSR | Traffic Sign Recognition (driver assistance system) |
| TSR | Telephone Sales Representative |
| TSR | Telecommunications Service Request |
| TSR | Tourist Refund Scheme (various locations) |
| TSR | The Space Review (publication) |
| TSR | Tokyo College of Sports and Recreation (Tokyo, Japan) |
| TSR | Technical Safety Requirement |
| TSR | Tag Switching Router |
| TSR | Temporary Speed Restriction (railraod) |
| TSR | The Sea Ranch |
| TSR | Terabit Switch/Router (Enron) |
| TSR | The Soul Reapers (gaming clan) |
| TSR | Title Status Report (land title searches) |
| TSR | Test Summary Report |
| TSR | Trackline Single-Unit Return (US DoD) |
| TSR | Teleservice Representative (Social Security phone operator) |
| TSR | The Spirit Radio (Internet radio) |
| TSR | Timer Status Register |
| TSR | Timisoara, Romania - Timisoara (Airport Code) |
| TSR | Theater Support Representative (US DoD) |
| TSR | Time Stamp Request |
| TSR | Technical Service Request |
| TSR | Toilet Safety Rail (various companies) |
| TSR | Time-Slot Reallocation |
| TSR | Thyristor Switched Reactor |
| TSR | Teleregistration Service Representative |
| TSR | Telesales Service Representative |
| TSR | Totally Sweet Radio (UK hardcore radio show) |
| TSR | The Spriter's Resource |
| TSR | Todo Sobre Ruedas (Guatemala) |
| TSR | Time Slot Register |
| TSR | True Skill Rating (gaming) |
| TSR | Taxpayer Service Representative |
| TSR | Time Since Repair |
| TSR | Technical Status Review |
| TSR | Torque Speed Relationship |
| TSR | Trexler Scout Reservation (Xanga blogring) |
| TSR | Three-wheeler Scooter Rickshaw (India) |
| TSR | Transport Sector Review |
| TSR | Tan Sister Radio (band) |
| TSR | Test Status Report |
| TSR | Testing Services Request |
| TSR | Tactical Sonar Range |
| TSR | Tax Systems Redesign |
| TSR | Test Strategy Report |
| TSR | Trade Sector Review (Canada) |
| TSR | Total Stress Range |
| TSR | Torsional Stress Relay |
| TSR | Test Status Review |
| TSR | Two Step Routing |
| TSR | Thermal Shock Rig |
| TSR | Total Sulfur Dioxide |
| TSR | Technical Specification Requirement |
| TSR | Technical Safety Review |
| TSR | Tax Settlement Reengineering |
| TSR | Trunk Service Record (Sprint) |
| TSR | Transformation Shift Register |
| TSR | Trade Study Report |
| TSR | Time-Sequenced Representation |
| TSR | Test Site Reporting |
| TSR | Technical Support Roundtable |
| TSR | Time Sensitive Report/Requirement |
| TSR | Technical Support Review |
| TSR | Teleservice Segmentation and Reassembly |
| TSR | Technical Support Requirement |
| TSR | Technical Software Review |
| TSR | Turkish Society of Radiology (est. 1924) |
| TSR | Tornado Safe Room |
| TSR | Technical Service Requirement |
| TSR | Time to Sternal Recumbency |