1. As a pronoun:
* "One" - This is the most common meaning. It refers to an unspecified person or thing. For example: "On ne sait jamais" ("You never know").
* "We" - This is used to indicate a general consensus or opinion, especially in formal contexts. For example: "On dit qu'il est parti" ("It is said that he has left").
2. As a preposition:
* "On" - This is similar to the English preposition "on" and indicates a position on a surface. For example: "Le livre est sur la table" ("The book is on the table").
* "About" - This is used when discussing a topic or subject. For example: "On parle de politique" ("We are talking about politics").
3. As part of a phrase:
* "On y va" - "Let's go"
* "On est bien" - "We are good"
* "On a dit" - "It has been said"
To understand the meaning of "on" in English, you need to consider the context of the sentence.