Pigeon 
To dream of a pigeon hints of your tendency to blame yourself for mistakes committed by other people. Pigeons are also closely linked to rumor or news. You might be yearning to come back home.
Pirate
To dream of a pirate signals the presence of some persons or situations creating discord to your emotional life. You may feel that someone has dishonored or attacked your creativity.
On the other hand, the pirate may symbolize liberty and a person who bravely goes against authority. You may be longing to explore new life voyages and riskier undertakings.
Plough
To dream of a plough signifies the creation of new ideas and projects. It may also mean growth and advancement.
Poetry
To dream of poetry symbolizes idealism and inspiration. It may also mean that you need to be more effective in communicating with another person.
Pollen
To dream of pollen denotes irritability. Alternatively, it suggests propagation of new ideas.
Poplar
To dream of a poplar represents energy and strength.
Possum
To dream of a possum foretells that things are not what they seem to be. You need to scratch below the surface to find what's hidden from view.
Potato
To dream of potatoes implies being lazy and/or dull-witted.
Eating or seeing mashed potatoes suggests anxiety over financial matters.
Puddle
To dream of a puddle indicates you are feeling belittled and/or ignored by people around you. If not appropriately addressed, such feelings and thoughts may turn ugly and suddenly manifest in aggressive behavior.
Python
To dream of a python should be treated as a warning for imminent danger, wrongdoing, and overt sexuality. Then again, it may also symbolize your willpower.
To see a python suffocate and kill its prey is a metaphor for feeling emotionally choked over stressful situations and worries in your waking life.