| Acronym | Definition |
|---|
| SMLS➣Seamless |
| SMLS➣Strategic Management Learning System |
| SMLS➣Social Media Law Student (blog) |
| SMLS➣Southern Migrant Legal Services (Texas RioGrande Legal Aid, Inc.; Nashville, TN) |
| SMLS➣St. Michael Lutheran School (various locations) |
| SMLS➣Southern Maryland Link System (amateur radio) |
| SMLS➣Shelterized Microwave Landing System |
| SMLS➣Saint Mildred's Lightbourn School (Canada) |