Real Estate Term of the Day: Government National Mortgage Association (Ginnie Mae or GNMA) GOVERNMENT NATIONAL MORTGAGE ASSOCIATION (Ginnie Mae or GNMA) – a government organization to assist in housing finance. Nicknamed Ginnie Mae, there are two main programs: 1) to guarantee payments to investors in mortgage-backed securities and 2) to absorb the write-down of … More Real Estate Term of the Day: Government National Mortgage Association (Ginnie Mae or GNMA)