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View synonyms for mainline

mainline

[ meyn-lahyn, -lahyn ]

verb (used without object)

, Slang.
, main·lined, main·lin·ing.
  1. to inject a narcotic, especially heroin, directly into a vein.
  2. to use or enjoy something without restriction:

    to mainline on TV movies.



verb (used with object)

, Slang.
, main·lined, main·lin·ing.
  1. to inject (a narcotic, especially heroin) directly into a vein.
  2. to use, enjoy, or imbibe (something) without restriction:

    mainlining coffee all day long.

adjective

  1. having a principal, established, or widely accepted position; major; mainstream:

    the membership of mainline churches.

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Word History and Origins

Origin of mainline1

1935–40, Americanism; v., adj. use of main line

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Example Sentences

Mainline and black Protestants rarely regard Southern Baptists and Mormons as political allies.

And mainline Protestant denominations find themselves shrinking.

Mainline Protestant denominations are in marked decline and Evangelical Christianity is in slow retrograde.

This collaboration is different from our mainline collection, but the PETER PILOTTO woman is the same.

The decline of mainline Protestantism has also undermined this sort of prudent, empirically-minded Republicanism.

Sidetrack your emotions if you can and stick to the mainline!

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