Dream about someone drinking water is a signal for a lost in status. You are projecting your feelings onto another instead of dealing with them. You do not know what to do with your life and feel stuck in your current relationship or circumstance. This sadly draws attention to some immature relationship which may describe the relationship you had with your ex. You have lost your sense of security.
Someone drinking water dream signifies a new idea or some newly developed situation. You may feel unprepared for a task or lack confidence in your abilities. You are confused about your purpose and direction in life. Your dream is a clue for your overwhelming passion. You have bad manners.
If you dreamt about someone drinking water:
There is a conflicting push/pull aspect to today that may leave you feeling unsure about how to proceed. On the one hand, you may feel like you want to plan things out and get your emotions stabilized so you can function at full capacity. On the other hand, something may be pulling you into the clouds. This is your heart talking. Listen. Find a compromise between these two energies.