The meaning of the Acronym XS is...

XS is

• Xtra Song

More Meanings For XS:

• X Script
• XML Schema
• Extra Small
• eXtra Short
• Xtra Short
• Excessive
• X-Axis of Solid Rocket Booster
• Xtra Song
• Xtreme Sport

XS is also in:

• Clothes
• General
• Music
• NASA
• Physiology
• Software
• Sports