1US Paternalistic policy or practice on the part of a figure or body of authority; excessive reliance on or trust in authority, especially central government.
In later use often with allusion to comments made by Barry Goldwater, Republican candidate in the U.S. Presidential election of 1964, criticizing the policies of President Lyndon Johnson.
2Behaviour or attitudes characteristic of a father or fathers; an action or utterance typical of a father or fathers.
Mid 19th century (in an earlier sense). From daddy + -ism.