| Abbreviation | Definition |
|---|---|
| SAD | Single Administrative Document |
| SAD | Special Activities Division |
| SAF | Standard Application Form |
| SAFE | Security And Freedom Ensured |
| SAFE | Services Against Financial Exclusion |
| SAFE | Standard Annual Frequency Estimate |
| SAFE | Strategic Action For Emergencies |
| SAFER | Strategic Actions For Emergency Response |
| SAGE | Strategic Advisory Group of Experts |
| SAGE | Supplementary Activities for Grassroots, Etc. |
| SAHM | Stay At Home Mom |
| SAIA | Service Attitude Ingenuity And Achievement |
| SALT | School Activities Likes And Take |
| SALT | Strategic Alliance For Leadership Training |
| SALT | Strategic Arms Limitation Treaty |
| SALT | Strategic Arms Limitations Talks |
| SAM | Save American Manufacturing |
| SAM | Space Available Mail |
| SAMHSA | HHS Substance Abuse and Mental Health Services Administration |
| SAMHSA | Substance Abuse and Mental Health Services Administration |