The meaning of the Acronym XS is...

XS is

• Xtra Song

More Meanings For XS:

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

XS is also in:

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