To dream that you see an ogre, means that you are afraid of something in your waking life. The dream could only be a nightmare which means nothing, only shows that you have a stressful time in the last few days. Ogre that is being friendly and nice to you means that you are accepting the things you are afraid of and accepting your enemies. The dream shows that you have become a person who agrees with himself no matter which features you like and which you dont like. If you dream that you are an ogre, then it means that you are understanding yourself better and agreeing with yourself either.
Read more about dreaming of Ogre in other dream meanings interpretations.