Mainliner

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A member of the mainstream.

    "[…] discusses those who belong to the discipline's dominant cults, the mainliners, and their relations with the marginals and mavericks."

  2. 2
    Someone who mainlines (injects drugs directly into their veins).
  3. 3
    A prisoner held within the general population of a prison.

Example

More examples

"[…] discusses those who belong to the discipline's dominant cults, the mainliners, and their relations with the marginals and mavericks."

Etymology

From mainline + -er.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.