Usage: often attributive
Etymology: Middle French trafique, from Old Italian traffico, from trafficare to trade in coastal waters
a. import and export trade
b. the business of bartering or buying and selling
c. illegal or disreputable usually commercial activity <the drug traffic> 2. a. communication or dealings especially between individuals or groups b. exchange <a lively traffic in ideas — F. L. Allen> 3. archaic wares, goods 4. a. (1) the movement (as of vehicles or pedestrians) through an area or along a route (2) the vehicles, pedestrians, ships, or planes moving along a route (3) congestion of vehicles <stuck in traffic> b. the information or signals transmitted over a communications system ; messages 5. a. the passengers or cargo carried by a transportation system b. the business of transporting passengers or freight 6. the volume of customers visiting a business establishment <restaurant traffic> 7. a concentration of participants or players and especially defensive players <force difficult shots in traffic> Synonyms: see business II. verb (trafficked; trafficking) Date: 1540 intransitive verb 1. to carry on traffic 2. to concentrate one's effort or interest; broadly engage, deal <a writer who often traffics in hyperbole> transitive verb 1. a. to travel over <heavily trafficked highways> b. to visit (as a business establishment) as a customer <a highly trafficked book store> 2. trade, barter • trafficker noun
New Collegiate Dictionary. 2001.