Social media and social media marketing are sometimes used interchangeably, but two indeed are different. The purpose of this research paper is to revisit the literature on both concepts and correlates them in technical terminologies. We have studied the literature available on Social media first and identified the basic functionalities of it. Then the literature available on social media marketing helped us in identifying its dimensions. In conclusion section of the research paper we have correlated the two concepts and redefined social media marketing in technical terms.