To dream of your own weight symbolizes the views you hold of your own value and character. It can also represent the responsibilities and obligations you must deal with each day. As well, it may signify your obsession with your actual weight and look of your body. This can also be a play on the word 'wait.'
To dream that you are losing weight implies that you have managed to overcome some obstacle and you feel relieved of stress.
To dream that you are overweight or that you are gaining weight indicates that you are overwhelmed by some issue or situation in your life. You may be attempting to take on too many obligations.
To dream that you are underweight suggests that you should put more effort into accomplishing a goal. You may have set your objectives too high.