OED An intermediate agency, instrument, or channel; a means; esp. a means or channel of communication or expression.
OED A channel of mass communication, as newspapers, radio, television, etc.; the reporters, journalists, etc., working for organizations engaged in such communication.
OED An intervening substance through which a force acts on objects at a distance or through which impressions are conveyed to the senses; any substance considered with regard to its properties as a vehicle of light or sound.
According to Federman… Medium any extension of ourselves that enables us to do more than our bodies could do on their own. anything from which a change emerges all of our inventions, innovations, ideas and ideals are McLuhan media. Message the change in inter-personal dynamics that the innovation brings with it
Sources Federman, M. (2004). What is the Meaning of the Medium is the Message? Retrieved November 2, 2011 from http://individual.utoronto.ca/markfederman/MeaningTheMed iumistheMessage.pdf http://individual.utoronto.ca/markfederman/MeaningTheMed iumistheMessage.pdf MARCHAND, PHILIP. "The Medium Still Is The Message." USA Today Magazine 140.2796 (2011): 61. Academic Search Premier. Web. 2 Nov. 2011. http://marshallmcluhan.com/common-questions/