Dreaming of washing your head can symbolize a desire for clarity or a need to cleanse your thoughts. It may indicate that you are trying to rid yourself of negative thoughts or feelings, or it could reflect a need to refresh your mental state. This action might also suggest a search for new ideas or perspectives, as washing can represent renewal and transformation.
If you were washing someone else's head in the dream, it could imply a desire to help others clear their minds or to assist them in overcoming their challenges. Consider your emotions during the dream and the context to gain deeper insights into its meaning for you.