mainliner

noun main·lin·er \ ˈmān-ˌlī-nər \

Definition of mainliner

plural mainliners
1 :a member of a mainline group (such as a church)
  • Of the remaining mainliners, the Christian Church (Disciples of Christ) has suffered most. It has lost 40 percent of its members and now claims only 1,146,000 faithful.
  • —Kenneth L. WoodwardNewsweek22 Dec. 1986
2 informal :a person who injects a drug into a vein :a person who mainlines a drug
  • She holds nothing back about the awful things done to her, or about her attraction to the social danger zones inhabited by strippers, heroin mainliners, rhino poachers, and guerrillas.
  • —Gilbert TaylorBooklist1 Dec. 2000

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First Known Use of mainliner

1934


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