Dreams generally represent the satisfaction of wishes, and the married man in the dream should be the embodiment of your wishes, but what does the married man represent? That is security and stability. There is no need to guess. Marriage is of course stable. Then in reality, your boyfriend may have a guess that you are uneasy about. Is that so? Your clues are insufficient. Maybe you haven't grasped the main point. Maybe you don't have a boyfriend and haven't started dating.