Conventional loans are mortgage loans other than those insured or guaranteed by a government agency such as the FHA (Federal Housing Administration), the VA (Veterans Administration), or the Rural Development Services (formerly know as Farmers Home Administration, or FmHA).
Source: Federal Trade Commission
A private sector loan, one that is not guaranteed or insured by the U.S. government.
Source: U.S. Department of Housing and Urban Development
A mortgage loan that is not insured, guaranteed or funded by the Veterans Administration (VA), the Federal Housing Administration (FHA) or Rural Economic Community Development (RECD) (formerly Farmers Home Administration).
Source: Ginnie Mae