To dream that something or someone who expresses anger has hit you indicates discord and dislikes of various kinds, but these are almost always caused by you. To dream that you’re hitting a child or a weak and defenseless person suggests that you have taken too many liberties and advantages over others and probably plan to continue doing this for your personal benefit. To dream that you hear impacts, for example when a door shuts close, it suggests that you’ll soon receive expected news. In some cases it typically involves someone who wishes to apologize for hurting you. To dream that you hear a door, a wall, a floor, etc. knock, suggests up coming pleasant surprises, or such surprises can even be unpleasant ones.