If you tell a lie for someone about something, then such dream indicates how unfair you are with those around you. You think only about yourself or you are afraid to be left. If someone told you a lie, it means that you do not trust other people. Sometimes the lies indicates the fact that you are lying to yourself. You do not acknowledge some issue to yourself, because changes need to be done.
Read more about dreaming of Tell a lie in other dream meanings interpretations.