Definition of "Channel" :
noun: a way of selling a company's product either directly or via distributors
"Possible distribution channels are wholesalers or small retailers or retail chains or direct mailers or your own stores."
noun: a passage for water (or other fluids) to flow through
"The fields were crossed with irrigation channels."
noun: a television station and its programs
"A satellite TV channel."
noun: a bodily passage or tube lined with epithelial cells and conveying a secretion or other substance
"Poison is released through a channel in the snake's fangs."
noun: a path over which electrical signals can pass
"A channel is typically what you rent from a telephone company."
noun: (often plural) a means of communication or access
"It must go through official channels."
noun: a deep and relatively narrow body of water (as in a river or a harbor or a strait linking two larger bodies) that allows the best passage for vessels
"The ship went aground in the channel."
noun: a long narrow furrow cut either by a natural process (such as erosion) or by a tool (as e.g. a groove in a phonograph record)
verb: send from one person or place to another
verb: direct the flow of
"Channel information towards a broad audience."
verb: transmit or serve as the medium for transmission