The term traffic can mean the following:

• traffic is a term describing the movement of vehicles. See also transport traffic engineering.
• At a location, traffic refers to the coming and going of things, including goods or information. See also logistics.
• In telecommunication the term traffic has the following meanings:

1. The information moved over a communication channel, particularly web traffic.
2. A quantitative measurement of messages and their length during a specified period of time. See telecommunications traffic engineering.

• Traffic was a rock band from England formed in the 1960s by Steve Winwood, Jim Capaldi, Chris Wood and Dave Mason.
• Traffic was also their self-titled debut.
• Trafic (1971) is a classic movie by the french movie maker Jacques Tati.
• Traffic is a 2001 movie directed by Steven Soderbergh involving drug trafficking.

• trafficking is a term given to the processes involved in supply and sale of illegal drugs, or illegal movement of other things like people (see human trafficking.