From Longman Dictionary of Contemporary Englishcommutercom‧mut‧er /kəˈmjuːtə $ -ər/●くろまる●くろまる○しろまる noun [countable]TRAVELsomeone who travels a long distance to work every day► see thesaurus at travelCOLLOCATIONScommuter + NOUNa commuter train/plane (=a train or plane that people use to travel to work in a city)Several commuter trains were delayed because of the bad weather.commuter trafficThe new measures are aimed at reducing commuter traffic into the capital.a commuter serviceMore money is needed to improve commuter services in the region.a commuter town/village (=that a lot of people leave each day to travel to work)It’s a commuter town about 40 miles from London.a commuter line (=a railway line that commuters use)There’s a fast and reliable commuter line across Kent.a commuter route (=a road or railway line that commuters use)ADJECTIVES/NOUN + commutera daily commuterThousands of daily commuters pour into the city.a regular commuterHe was a regular commuter between Cambridge and London.a long-distance commuterThe fare increases will be bad news for long-distance commuters.a suburban commuterThe majority of suburban commuters were unable to get to New York. a morning commuterBy 7:30 the roads are jammed with the usual morning commuters.a rail commuter (=a commuter who travels by train)Rail commuters face severe delays because of engineering works.Examples from the Corpuscommuter• We lived in Belleville, New Jersey, a commuter town at the northernfringe of Newark.• The impactderailed the leading carriage and commuters had to use buses between Bishop Auckland and Shildon.• Other things being equal, commuterspreferlower money costs and faster travel.• How much this will do for the hard hit Darlington to Hartlepool commuter is anyone's guess.• Each region has one organization controlling buses and operating its commuter trains.• If a strike does take place, commuters in the Northeast would be severely affected.• With the vastmajority of suburbancommutersunable to get to New York, brokeragefirms were operating with skeletonstaffs.• It was a small shop that catered to commuters and local workers.