The story
After Leonard Henson of Guelph, Ontario, who set up an absolute discretionary trust that became the subject of a legal case.
Etymology from Wiktionary, CC BY-SA 4.0.
Henson trust
Today it means: A trust that protects the assets of a disabled person (typically an inheritance) and gives the trustee absolute discretion in how to use those assets to assist the beneficiary. Full definition →