Qu'est-ce qu'un fund? Qu'est-ce qu'un fund? A source of supply; a stock: a fund of goodwill. A sum of money or other resources set aside for a specific purpose: a pension fund. Available money; ready cash: short on funds. The stock of the British permanent national debt, considered as public securities. Used with the.An organization established to administer and manage a sum of money.To provide money for paying off the interest or principal of (a debt).To convert into a long-term or floating debt with fixed interest payments.To place in a fund for accumulation.To furnish a fund for: funded the space program.