electronic equipment that converts sound into electrical signals that can be transmitted over distances and then converts received signals back into sounds; "I talked to him on the telephone"
the amount of activity over a communication system during a given period of time; "heavy traffic overloaded the trunk lines"; "traffic on the internet is lightest during the night"
the aggregation of things (pedestrians or vehicles) coming and going in a particular locality during a specified period of time
trade or deal a commodity; "They trafficked with us for gold"