When a male refuses to shave his beard to too long of a time, resulting in a massive growth on the males face.

Signs of bearditis can include, but are not limited to:
-birds making shelter within your beard
-women being repulsed
-sudden urge to go chop down trees and wear flannel shirts
-face feeling heavy, droopy, may even eventually fall off
-green poop
-death (in extreme cases)