What does TSSA stand for?

Tackle and Shooting Sports Agents Association (EA)

Tackle/Shooting Sports Agents Association (EA)

Technology Standards for School Administrators

Telecommunications Sales Superintendents' Association - A union - British

Telemetry Subcarrier Spectrum Analyzer

Test Scorer and Statistical Analyzer - Computer science

Test Site Support Activity - NASA

Third Sector Search Associates - Commercial firm

Thunderstorm with Sandstorm - Meteorology

Timber Sale Statement of Accounts - USDA Forest Service (ALAC)

Trade Show Services Association - Defunct (EA)

Transport Salaried Staff's Association - A union - British (DCTA)

Trench Shoring and Shielding Association (NTPA)

Tumor-Specific Surface Antigen - Immunology

Tumour-Specific Surface Antigen (SAUS)

Tunderstorm with Sandstorm (SAUS)

Two-Stroke Single-Acting (SAUS)