Liberal Dictionary English Dictionary
noun
- a happily married elderly couple who lead a placid, uneventful life.
noun
- an ideal elderly married couple living in domestic harmony
- Darby and Joan Club a club for elderly people
1735, characteristic name of an old, happily married couple.
A.Word.A.Day –Darby and Joan
Darby And Joan by English School
News from the front Darby and Joan by Arthur John Elsley on artnet