Definition of ménage à deux in English:

ménage à deux

Pronunciation /ˌmeɪnɑːʒ ɑː ˈdəː/ /ˌmɛnɑːʒ ɑː ˈdəː/ /məˌnɑːʒ ɑː ˈdəː/

noun

  • A relationship or domestic arrangement involving two people living together.

Origin

Early 20th century; earliest use found in The Nebraska State Journal. From French ménage à deux.