Maclean, AlistairPronunciation: /məˈkleɪn/Definition of Maclean, Alistair (1922–87), Scottish novelist, writer of thrillers including The Guns of Navarone (1957) and Where Eagles Dare (1967). Maclean, Alistair in other Oxford dictionaries Definition of Maclean, Alistair in the US English dictionary