Meaning

3 senses
  1. A member of the mainstream.

  2. Someone who mainlines (injects drugs directly into their veins).

  3. A prisoner held within the general population of a prison.

Origin

From mainline + -er.

From mainline + -er.

Wiktionary, CC BY-SA 4.0 · source

Forms

plural: mainliners
Singularmainliner
Pluralmainliners

regular

See also

neighbours in the dictionary
mainliner — meaning, examples, forms, synonyms | Krumeto