plural of ménage à trois

A household or relationship whereby four people live together as lovers. / A sexual act involving four people; a foursome.

(of a dinner service) Having courses already cut and handed it out to individual guests.

Alternative spelling of a la minute

plural of roman à thèse

plural of folie à deux

plural of ménage à quatre

plural of roman à clef

(psychiatry) A form of shared psychotic disorder in which three individuals have the same or similar delusional beliefs, usually by transference.

(psychiatry) Delusional beliefs shared by multiple, if not all, members of a family.