| Acronym | Definition |
|---|
| YESS➣Youth Emergency Shelter Society (Canada) |
| YESS➣Youth Entertainment Sound System (London Urban Performing Arts Organisation) |
| YESS➣Young Engineers and Scientists Seminars (Baltimore, Maryland) |
| YESS➣Young Engineering Scholars Science Program |
| YESS➣Youth Education & Safety Section |
| YESS➣Youth Education Support Service |