"Vous" is a French pronoun that translates to "you" in English. It is used in both formal and plural contexts, making it a respectful way to address someone. In contrast to the informal "tu," "vous" is often used in professional settings or when speaking to someone you do not know well. In addition to its use as a pronoun, "vous" is also a key part of French culture and etiquette. Using "vous" appropriately can demonstrate politeness and social awareness, especially in interactions with strangers, superiors, or elders. Understanding when to use "vous" is essential for effective communication in French-speaking environments.