Borderliner

noun, slang

noun, slang ·Uncommon ·College level

Definitions

Noun
  1. 1
    A person who has borderline personality disorder. informal

Etymology

From borderline + -er.

Related phrases

borderline personality disorder

More for "borderliner"

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