trial marriage
noun
an arrangement by which a couple live together for a period of time to see if they are compatible for marriage.
Compare
companionate marriage.
Origin of trial marriage
First recorded in 1920–25
Words nearby trial marriage
trial frame,
trial horse,
trial jury,
trial lawyer,
trial lens,
trial marriage,
trial run,
trial, the,
triallist,
trialogue,
trials and tribulations