To dream that you are nodding or greeting in dream then it is a sign of peace, marriage, good fortune, luck, financial benefits depending upon the context of your dream. To see in dream that your friend greeted you then it indicates getting some goodness to your friend from your side. To dream that some opponent or enemy greeted you then it is a sign of his friendship and end of enmity. To see in dream that someone stranger greeted then it indicates your friendship or love with a person who may be a tourist or traveler etc. To dream that some stranger old man greeted you then it indicates that you will be in peace. To dream that some familiar or known old man greeted you then it is a sign of getting a beautiful woman. To dream that some old friend greeted you but you did not respond then it is sign of end of friendship. To dream that some young woman greeted you then it is a sign of luck in your favor.