If you dreamed about seeing your grandchild in a wedding dress: You may not be able to get along with the people in your family, some of your relationships, collaborations or connections may have started to wear down or test your nerves. To see your granddaughter in a wedding dress in your dream may indicate that your grandchild will achieve what he wants and lead a happy life. It also points to happy moments and good deeds that will happen in the near future.