I loooove this; I feel much more comfortable underdressing.
2.
The term " underdressing " is used by male cross-dressers to describe wearing female undergarments under their male clothes.
3.
Thys talks about, when coming East to race a few years ago, underdressing to the point of " shivering through a December morning of training in a cotton turtleneck and sweatshirt, never having contemplated how to dress for damp cold ."