5 definitions
Definition.com
Fiduciary (n.) is a loyalty enforced by lawsuit.
Definition.com
Fiduciary (n.) is a babysitter for a retirement.
Definition.com
Fiduciary (n.) is someone paid to treat your money better than their own.
Definition.com
Fiduciary (n.) is the adult in the room for money that is not theirs.
Definition.com
Fiduciary (n.) is a person who may profit from your trust only through the fee.