The meaning of the Acronym UMS is...

UMS is

• Unified Messaging Service
• Unified Messaging System

More Meanings For UMS:

• University of Mississippi
• Useless Motivational Slogan
• Urban Music Showcase
• U S B Mass Storage
• User Management System
• Unified Messaging System
• Unit Management Software
• User Mode Scheduler
• Unified Messaging Service
• Unified Messaging System
• Unified Modeling Language (Object Management Group)
• UTACCS Message System
• Under Main Sight
• Use Map Settings
• Unit Medical Service

UMS is also in:

• FDA
• General
• Military
• Music
• Security
• Software
• Telecom
• Universities