Man 
To dream of a man represents male attributes that you may possess - particularly the side that is hostile, pushy, logical, and spirited. If the man is known to you, then this dream may be focusing on how you perceive the particular man.
If you are a woman and dream that you are in the arms of a man, this implies that you are acknowledging your masculine traits. Perhaps you are longing to have a meaningful partnership and this is the type of man you desire.
To see an old man in your dream symbolizes intelligence and the ability to offer absolution to those you have transgressed.
Eyes
To dream about your own eyes indicates wisdom, intelligence, acceptance, and insight. Subconscious thoughts or ideas may be rising. The left eye represents the moon and the right eye the sun. This could also be symbolic of the self, as in 'I.' If you can see the inside of your head, then you should pay more attention to your internal perspective. You may need to look to yourself for the answers.
To dream that you have something in your eye indicates the roadblocks in your way. It can also be indicative of the way in which you look for the negative aspect of others.
To dream that you have one eye suggests that you are reluctant to accept other opinions.
To dream that you have a third eye represents being introspective and clairvoyant, which you need to do more of.
To dream that your eyes are closed indicates you will not accept the reality about another person or may simply wish to steer clear of intimacy. You could have been caused pain and anxiety.
To dream that your eyes are crossed suggests that you are unable to view something clearly. You may not have all the data you need to understand a situation.
Mango
To dream of a mango represents erotic fantasies, passion, and productivity. The mango may also be a play on the words 'man go,' indicating that perhaps you should consider ending a relationship.
Black
To see the color of black in your dream represents disapproval in a person or situation. It also stands for darkness, isolation, and unimportance. Black can also symbolize concealment, dishonesty, or the end of life.
Manna
To dream of manna is suggesting that your unconscious is reminding you to have faith in your life process; things are happening in accordance with the highest good for you.
A dream of manna is an instruction to stay in the moment and treat each day with gratitude and reverence, as focusing on the future will not benefit you at this time.
Manure
To dream of manure implies that you have gained knowledge from prior mistakes. This knowledge is proving to be beneficial in dealing with an issue you are now facing.
Maniac
To dream of a maniac suggests a situation in your waking life may be pushing you over the edge.
To dream of yourself as a maniac indicates that it may be time to hand over control and take a break from a current work project.
To dream of yourself or another person suddenly becoming maniacal implies that you have resentment and you may need to examine stress levels in your waking life.
Mantle
To dream of a mantle over a fireplace represents a place close to your heart. The hearth is the heart of the home and in a dream the objects you keep on your mantle represent the things which are important to you.
Manager
To dream that you are a manager implies that you need to take charge of your life and prioritize your goals and ambitions. Your life is in a state of disarray right now.
Mandala
To dream of a mandala implies that you will be experiencing healthy and beneficial transformations. It also indicates that aspects of your life are in balance and you are achieving inner peace.