trust fund

American  

noun

1. money, securities, property, etc., held in trust.

2. a government fund administered separately from other funds and used for a specified purpose.

   a highway trust fund.

---

trust fund British  

noun

1. money, securities, etc, held in trust

---

Etymology

Origin of trust fund

First recorded in 1860–65

Example Sentences

Glenn had said that provisions in last year’s One Big Beautiful Bill Act, which included a temporary enhanced tax deduction for seniors, would have a material impact on the trust fund’s finances.

From MarketWatch

The Old-Age and Survivors Insurance trust fund, which pays out retiree and survivor benefits, is expected to be depleted by the fourth quarter of 2032, according to Social Security’s chief actuary.

From MarketWatch

Despite the singer-actor picking up his tab, Ray J says his kids have “at least $10 million” in their trust fund account.

From Los Angeles Times

Social Security’s trust fund is currently projected to be insolvent in 2033.

From MarketWatch

The White House has taken the necessary first step by creating a Venezuelan oil trust fund managed in Qatar.

From The Wall Street Journal