Standard Lemma guide

headmate

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • /ˈhɛdmeɪt/
  • General-American: Recorded audio is listed in the source snapshot.
  • US: Recorded audio is listed in the source snapshot.

1

noun

Meaning 1

One of the personalities, identities, or selves in a person with dissociative identity disorder or another form of multiplicity.

Definition source: English Wiktionary via Wiktextract

Qualifier: multiplicity slang

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: alter, systemmate

Antonyms: none provided

History

Etymology

From head + -mate. See head (“mind, thoughts”).