channel (Noun) — A path over which electrical signals can pass. ex. "a channel is typically what you rent from a telephone company"
channel (Noun) — A passage for water (or other fluids) to flow through. ex. "the fields were crossed with irrigation channels" ex. "gutters carried off the rainwater into a series of channels under the street"
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).
channel (Noun) — A deep and relatively narrow body of water (as in a river or a harbour or a strait linking two larger bodies) that allows the best passage for vessels. ex. "the ship went aground in the channel"
channel (Noun) — (often plural) a means of communication or access. ex. "it must go through official channels"
channel (Noun) — A bodily passage or tube lined with epithelial cells and conveying a secretion or other substance. ex. "poison is released through a channel in the snake's fangs"
channel (Noun) — A television station and its programs. ex. "a satellite TV channel" ex. "surfing through the channels" ex. "they offer more than one hundred channels" ex. "a satellite TV television channel"
channel (Noun) — A way of selling a company's product either directly or via distributors. ex. "possible distribution channels are wholesalers or small retailers or retail chains or direct mailers or your own stores"
channel (Verb) — Serve as the medium for transmission, allow movement of. ex. "Many metals channel heat"
channel (Verb) — Direct the flow of. ex. "channel information towards a broad audience"
channel (Verb) — Send from one person or place to another. ex. "channel a message"