- Law. a person to whom property or power is entrusted for the benefit of another.
- Law. of or relating to the relation between a fiduciary and his or her principal: a fiduciary capacity; a fiduciary duty.
- of, based on, or in the nature of trust and confidence, as in public affairs: a fiduciary obligation of government employees.
- depending on public confidence for value or currency, as fiat money.
Origin of fiduciary
- a person bound to act for another's benefit, as a trustee in relation to his beneficiary
- having the nature of a trust
- of or relating to a trust or trustee
Word Origin and History for non-fiduciary
1630s, from Latin fiduciarius "(holding) in trust," from fiducia "trust" from root of fidere "to trust" (see faith). In Roman law, fiducia was "a right transferred in trust;" paper currency sense (1878) is because its value depends on the trust of the public. As a noun, from 1630s.