Formal:
* Poubelle: This is the most common and general term for a trashcan. It can be used for all types of trashcans.
Informal:
* Poubelle à ordures: This is a more specific term meaning "garbage can."
* Bac à ordures: This is another informal term for a trashcan, specifically a large, rectangular container.
* Corbeille à papier: This means "wastebasket" and is typically used for small, desk-sized trashcans.
Other possibilities:
* Poubelle d'ordures ménagères: This refers to a trashcan for household waste.
* Poubelle de tri sélectif: This refers to a trashcan for sorting recyclable waste.
The best way to choose the right term is to consider the context and the type of trashcan you are referring to.