Room 
To dream that you are in a room relates to a particular aspect of your personality or relationship with people. Dreams about different rooms may correlate to subconscious thoughts, desires, and facets of your identity.
To dream that you find or discover new rooms signifies new vitality, growing emotional maturity, and capability in meeting new challenges.
To see a comfortable room signifies wealth and satisfaction in real life.
To notice a dark, scary, or small room connotes feelings of being penned up, trapped, or repressed.
*See Bathroom or Kitchen
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Roommate
To dream of having a roommate means that you are wanting to share your life with someone or that you want to get closer to someone. If the roommate is an annoyance then you are looking to rid yourself of someone close to you.
Dormitory
To dream that you are in a dormitory suggests the level to which you consider wisdom and education in your life. You could feel that you learn in every aspect of life. If you are residing in a dormitory at present, then you may simply be dreaming about your current situation.
Dining Room
To dream that you are in a dining room indicates that you have a thirst for expertise and comprehension. There could be a significant choice in your life.
Living Room
To dream that you are in the living room indicates how you are as a person and how others perceive the way you live. It is suggestive of your principles and beliefs.
Locker Room
To dream that you are in a locker room denotes that you need time alone for relaxation and contemplation. It also means that you are in the process of experiencing some rough times in your waking life. It may also be that you are pursuing a love interest.
Waiting Room
To dream that you are in a waiting room suggests that you are in limbo for a particular subject in your waking life. Timing is very important, and there is the likelihood that you are wishing to have access to information that you may not be ready for. Patience is the key here; practice it for pleasing results.
Hall
To dream of a long wide hallway may indicate upcoming travel to an unfamiliar place. A dance hall suggests a new activity that you may find yourself enjoying more than you had anticipated. A hall with many doors implies life choices; make a note of colors and doors, as this may aid you in making the appropriate decision in coming days.
Salon
To dream of visiting a salon may suggest that you are placing great focus on the way others perceive you. Too much attention is being placed on your outer beauty and attractiveness. It may also imply that a situation or relationship is fraught with dishonesty and concealment. It can also signify a coming or desired change.
Attic
To see an attic in your dream is a symbol of once buried recollections that are now rising to the surface. It also represents your ability to merge your unconscious, conscious, and physical being. It may also indicate that there are some obstacles that are preventing you from achieving objectives in your life. After much effort and hardship, you will eventually prevail.
To see a cluttered attic suggests that you need to take firm control of your emotions and ideas.
Cellar
To dream that you are in a cellar symbolizes the area in your mind where you tend to bury your concerns and painful issues.
To dream that you are going down a cellar implies that you are prepared to confront these issues that you have been avoiding. You are ready to put the past behind you and move on with your life.
Harbor
To dream of a harbor describes the human as a ship that is lost at sea and looking for shelter and relaxation. You are seeking a place to gather yourself and brace for all the challenges ahead.
Heater
To dream of a heater symbolizes warm emotions, comfort, and nurture. If you have been keeping your feelings to yourself, your dream may imply that you're finally starting to open up and you are ready to experience love.
Cabana
To dream of a cabana suggests a need for distance from a situation in your waking life. To dream of a cabana by the sea implies that you may be responding emotionally in a situation that requires rational thought. A cabana denotes the need to calm down and approach a situation in your waking life from a place of deeper acceptance. Dreaming of joyful activity in and around a cabana may be indicating the importance of some alone time before undertaking a task away from home.
Hostel
To dream of a hostel means it's expressing your feeling of desire for a community or social atmosphere. You may be yearning for vacation and travel while not minding what sacrifices will need to be made to achieve adventure and exploration.
Kitchen
To dream of seeing a kitchen represents a need to nurture your spiritual life. It also predicts that you will be met with some disheartening news.
Bedroom
To dream about being in a bedroom symbolizes things that you keep from others. It also is representative of your carnal desires and romantic dealings.