Home Help Word English Spanish French Russian German Italian Chinese (Trad.) Chinese (Simpl.) Portuguese Arabic Turkish Greek » Definition of " aller-retour " in French English Dictionary Results aller-retour {N} going: goings and comings, round-trip Un billet aller-retour, s'il vous plaît. {PHR} ticket: A round-trip ticket, please. billet aller-retour {N} round-trip ticket Quelle est la durée de validité d'un ticket aller-retour? {PHR} round-trip: How long is a round-trip ticket good for?