Gerbalding

someone who is going bald, has chunks of hair falling out, or is currently bald due to a dry scalp.
the dry scalp could be inflamed with red spots that are itchy, causing hair loss.

also references an old man, most of the time bald.

“wow that guy is really gerbalding! his hair is just falling off the bone!”

“hey, are you okay? ive been seeing chunks of your hair trail behind you. perhaps you’re gerbalding?”