Definition: In the estate planning context, a trust fund has several different meanings:
- The property that is owned by a trust, which can include cash, stocks, bonds, personal effects, life insurance, business interests, and real estate.
- A type of irrevocable trust that is designed to provide long term support and benefits to an individual beneficiary, a group of beneficiaries, an individual organization, or a group of organizations.
Also Known As: Trust Corpus, Trust Funds

