The term 'La CAGE Aux Folles' is a French phrase meaning 'the CAGE of mad women'. It is the title of a 1978 French-Italian comedy film directed by Edouard Molinaro, which tells the story of two gay men living in St. Tropez who must pretend to be a heterosexual couple in order to please the conservative parents of one of their sons. The crossword solution for this term is 'CAGE', which is a four letter word.