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1 a : import and export trade
b : the business of bartering or buying and selling
c : illegal or disreputable usually commercial activity [the drug ]
2 a : the movement (as of vehicles or pedestrians) through an area or along a route
b : the vehicles, pedestrians, ships, or planes moving along a route
c : the information or signals transmitted over a communications system
3 a : the passengers or cargo carried by a transportation system
b : the business of transporting passengers or freight
: to carry on traffic
1 : to travel over
2 : to engage in the trading or bartering of
Source: Merriam-Webster's Dictionary of Law ©1996. Merriam-Webster, Incorporated. Published under license with Merriam-Webster, Incorporated.