The meaning of the Acronym OYS is...

OYS is

• OYSter

More Meanings For OYS:

• On Your Site
• OYSter
• Ocean Yacht Systems
• Office of Youth Services
• Oregon Youth Summit
• Ohio Youth Symphony
• Oakville Yacht Squadron
• Pine Mountain Lake Airport, Yosemite National Park, California USA

OYS is also in:

• Airport Codes
• Chat
• Firms
• Food
• Non-Profit Organizations
• Sports
• State and Local