If you are making out with your significant other, then it shows the strong bond between you two. Perhaps you are in a very strong relationship. Alternatively, the dream could show the lack of love and affection from your partner, therefore you are compensating it over the dream. If you are making out with someone you do not like, then such dream indicates the characteristic of this person you dont like, that are in you either. Try to get rid of them. If you are making out with a friend, then such dream shows your actual liking for that person.