| Acronym | Definition |
|---|
| YCCS➣Yacht Club Costa Smeralda (Italy) |
| YCCS➣Youth Connection Charter School (est. 1997; Chicago, IL) |
| YCCS➣Youth Custody and Community Services (Canada) |
| YCCS➣Yeast Copper Chaperone for Superoxide Dismutase (biochemistry) |
| YCCS➣Yamaha Chip-Controlled Shift (also seen as YCC-S) |
| YCCS➣Youth Community Choices for Success (Canada) |