| Acronym | Definition | 
|---|
| UTW➣Ultimate Tag Warrior (WordPress plug-in) | 
| UTW➣Uniwersytetu Trzeciego Wieku (Polish: Third Age University; Krakow, Poland) | 
| UTW➣Ultra-Thin Whitetopping (pavement) | 
| UTW➣Ultra-Thin Window | 
| UTW➣Under the Weather | 
| UTW➣United Taxicab Workers (San Francisco, CA) | 
| UTW➣Unloaded Tongue Weight (trailer weight capacity) | 
| UTW➣Utilitiesman, Water and Sanitation |