It can refer to:
* Physical treasure: Like gold, jewels, or other valuable objects.
* Figurative treasure: Something very precious or valuable, like a loved one, a memory, or a skill.
For example, you might say:
* "J'ai trouvé un trésor dans le jardin." (I found a treasure in the garden.)
* "Mes enfants sont mon plus grand trésor." (My children are my greatest treasure.)