What does XO stand for?
XO stands for Turner's Syndrome (disorder)
This definition appears very frequently and is found in the following Acronym Finder categories:
- Science, medicine, engineering, etc.
See other definitions of XO
- Crossover Track (railroads)
- Crystal Oscillator
- Excess Officer (US Military humor)
- Executive Officer
- Expenditure Order
- Extra Old
- eXtra Ordinary
- Extremely Old
- Genetic Code for Turner's Syndrome
- Hug and Kiss