Definition of main line in English:

main line

noun

  • 1A chief railway line.

    [as modifier] ‘a main-line station’
    • ‘This settlement also significantly benefits from a main line railway station.’
    • ‘Notices telling train passengers what to do in an air raid are being put up in all main line railway stations.’
    • ‘After all, it's only a branch line, not a main line station.’
    • ‘We had the fastest trains, a brand new underground network, the start of main-line electrification and free-flowing buses and trams.’
    • ‘Virgin main-line trains made additional stops, too.’
    • ‘At the same time, 24 major projects were successfully achieved and BR became the only profitable main-line railway in Europe.’
    • ‘The line is Britain's busiest and most congested main-line, says the strategy.’
    • ‘For serious shopping, central London is about half an hour away by Underground or main-line rail service.’
    • ‘The Alcan company shipped its bauxite from Port Esquiville, a short distance from Bodies, utilising the existing main-line railway.’
    • ‘Some branch lines do not always branch off from the main line at the transfer station itself.’
    • ‘Despite the massive destruction to the railway system the main lines were cleared two days after the blast.’
    • ‘The closures would eliminate all but one at-grade crossing in the city along the railway company's main line.’
    • ‘He said there is no plan to expand the technology to main-line tracks such as the tracks between two cities.’
    • ‘My first house was a red brick terrace in Folkestone, backing on to the main line railway.’
    • ‘Unlike train engineers, who get six months of training for their regular job, remote operators are not qualified for main-line work.’
    • ‘On the main line railways the failure to take any steps towards renationalisation has left members utterly disillusioned.’
    • ‘In addition to using the civil main lines, railways were constructed for purely military purposes, with no commercial value.’
    • ‘Kildare town has the best rail commuter service in the county, being served by regular mainline and Arrow services.’
    • ‘The other key culpable person was the lead engineer who brought them out onto the main line.’
    • ‘One year ago, yesterday, 10 people were killed in the Selby crash when a Land Rover ended up on the East Coast mainline.’
    1. 1.1North American A chief road or street.
      • ‘At first I was riding the main line through the braking bumps, and the suspension, as always, was still super smooth.’
      • ‘By State Statute, the Mayor of Salt Lake County has to approve all new main lines within Salt Lake County right-of-ways.’
      • ‘It was a modern bus, one of the many vehicles put on to the main line routes and was fitted with CCTV so there will be a recording.’
      • ‘Each main line busway passenger must pay Rp 2,500 for a one-way trip.’
      • ‘This applied particularly to the main lines of turnpike road constructed before 1811.’
  • 2informal A principal vein as a site for a drug injection.

verb

informal
  • [with object] Inject (a drug) intravenously.

    ‘Mariella mainlines cocaine five times a day’
    [no object] ‘he started mainlining on heroin’
    • ‘Today, d-Meth is the most popular type in the U.S. and is the most potent, has far less side effects and does not need to be mainlined.’
    • ‘Percodan is similar to codeine but is usually mainlined.’
    • ‘It begins with the great detective, Sherlock Holmes, mainlining on a 7% solution of cocaine.’
    • ‘She had mainlined morphine, but never more than 10 cc.’
    • ‘Her performance electrifies the story of the model who died of the virus she probably picked up by mainlining heroin.’
    administer, introduce
    View synonyms

Pronunciation:

main line

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