Phrase guide

fiduciary duty

noun · 2 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.

No pronunciation record was provided for this word.

1

noun

Meaning 1

The legal obligation of loyalty under which a fiduciary may have no conflict of duty between themselves and their principal, and must not profit from their position as a fiduciary.

Definition source: English Wiktionary via Wiktextract

Topics: law

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

the legal duty of a fiduciary to act in the best interests of the beneficiary

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: legal duty

History

Etymology

No etymology was provided for this word.

Across languages

Translations

3 source translations are retained for this English entry.

  • Chinese Mandarin: 信託義務 /信托义务 (xìntuō yìwù) — legal obligation
  • Finnish: luottamusvelvollisuus — legal obligation
  • German: Treuepflicht — legal obligation