S4B
| Acronym | Definition |
|---|---|
| S4B | Skype for Business (online communications) |
| S4B | Stay for Breakfast (hotel promotional code) |
| S4B | Solutions for Business (software company; Uganda) |
| S4B | Saturn V Third Stage |
| S4B | Stuffing for Brains (polite form) |
| S4B | Services for Business Ltd. (Northamptonshire, UK) |