MONEYINPOLITICS.wtf
America’s most comprehensive dictionary of campaign finance jargon
dark money
noun1 funds that come from a source that cannot be determined by examining public disclosure forms
The American Legislative Council and The Empowerment Alliance (TEA) developed and promoted a model version of HB 507, 'The chicken bill.' Both are nonprofit 'dark money' organizations not required to disclose their donors.— Columbus Dispatch
As a politically active nonprofit, the American Prosperity Alliance is a 'dark money' group, which means it isn't required to disclose its sources of funding.— Milwaukee Journal Sentinel