Bar 
To dream about being in a bar represents your wish for deliverance from day-to-day anxiety and a need to move toward enjoyable activities. It also indicates that you are seeking approval for something.
Soap
To dream of soap implies that you have a desire to forget painful feelings or recollections from your past. You may feel remorseful about something you have said or done, and feel the need to admit your wrongdoing. This transgression makes you feel filthy and so you want to cleanse yourself.
Bark
A barking dog in a dream symbolizes your habit of 'barking' commands instead of gently asking. It could additionally mean that you are irritating and officious.
To see a merrily barking dog in a dream represents joy and good times with friends. But if the dog is vicious, it could indicate your problems in dealing with others.
Barn
To dream about a barn symbolizes hidden feelings. It might mean that you are restraining your basic desires.
Barley
To dream of barley suggests a heated romance may be brewing in your waking life. Possibly a lifelong commitment of some kind may be in the wings but more likely a 'summer love affair'. Alternatively you may find yourself revisiting places of romantic significance with your lover.
Barrel
To dream of an empty barrel may mean you are in a troubling financial position of which you see no way out and looking at things from a completely different perspective may hold the answer. Dreaming of a full barrel suggests that there is something quite fortunate about to happen.
Barber
Dreaming of a barber means you should make some dramatic changes in your life. This represents your subconscious mind trying to tell you that someone or something in your life isn't working out for you.
Alternatively, a barber in your dream is an indication that you're not satisfied with part of your appearance.
Bargain
To dream that you found a bargain suggests that your value is underappreciated. You may be withholding appropriate effort in an endeavor. The cheap item you have found is symbolic of something; evaluate this.
Barrier
To dream about a barrier symbolizes a hurdle in the way of your maturity. You might have trouble making your feelings known. The barrier could also be a symbol of not wanting something different to happen.
Barcode
To see a barcode on a product or item in your dream indicates that you're stressing about a large purchase you recently made or will be making in the near future.
If you dream that a barcode is on you, subconsciously you're feeling like being used or objectified in your waking life.