| Acronym | Definition |
|---|
| LASO | Los Alamos Site Office (Department of Energy) |
| LASO | Latin-American Student Organization (SUNY at Stony Brook) |
| LASO | Legendary, All Skulls On (gaming; Halo) |
| LASO | Los Angeles Sheriff's Office |
| LASO | Latin American Students Organization (Carroll College, Waukesha, Wisconsin USA) |
| LASO | Latin American Solidarity Organization |
| LASO | Local Agency Security Officer (law enforcement) |
| LASO | Lernen Anwenden - Systematisch Ordnen (German, standardized test suite for learning behavior) |
| LASO | Louisiana Association of Symphony Orchestras |
| LASO | Lifetime Aquatic Swim Organization (Marion, VA) |
| LASO | Latin American Studies Consortium in Obesity (Madison WI) |
| LASO | Latin American Seminarian Organization (Quigley High School) |
| LASO | Landing Attack and Subsequent Operations (USMC amphibious operations) |