IFSS
| Acronym | Definition |
|---|---|
| IFSS | Infamous: Second Son (gaming) |
| IFSS | International Film School Sydney (Australia) |
| IFSS | International Flight Service Station |
| IFSS | Integrated Future Solutions Systems (Saudi Arabia) |
| IFSS | Institute for Food Safety and Security (Iowa State University) |
| IFSS | International Federation of Shock Societies |
| IFSS | International Federation of Sleddog Sports, Inc. |
| IFSS | Interference-Free Signal Subspace |