Dream about poor dog is sadly anger, aggression and separation. You need to turn your negative energy into something positive. There are still some unresolved issues left hanging. The dream is a metaphor for an awkward situation that you are trying to avoid or overlook. You are not completely prepared to let others see who you really are.
Poor dog dream is a portent for deceit, underhandedness and lies. You need to let your guard down and learn to be more open and receptive. You are not able to face the nastiness. This is about control, empowerment or manipulation. You need to exercise better control in certain areas of your life.
If you dreamt about poor dog:
It is something you have been mulling over for some time, and the various events that happened over this past year all contributed to it. All you have to do now is make the right choice, then carry on with the rest of your life.