Folically Challenged

The politically correct term for being bald.

You: Nice hat! Why are you wearing it?
Your Math teacher: *Lifts hat to show baldness*
You: Oh... youre bald.
Your math teacher: We prefer the term Folically Challenged, thank you very much. Now do your math homework!

Folically challenged

As in hair folical. One's head of hair has folicals in their scalp. When you lose hair folicals, you become bald. A person with this condition is folically challenged.

George Costanza from the show Seinfeld was folically challenged, also vertically challenged because he was short.