User blog comment:Maki Kuronami/Lesson 26: UNDERGROUND CRIMES IN UNDERGROUND CITY/@comment-5217560-20141010031927/@comment-24435688-20141010035032

Ruby's could be her desire to be everywhere at once and help everyone that she can.

Weiss'... is basically a massive advertisement so far. I'm not sure what the Glyphs are supposed to represent.

Yang's could be her desire to protect others (specifically Ruby) and be able to shoulder the pain herself. It represents her motherly nature and can be pretty risky if Yang does in fact take damage when fighting.