It literally translates to "Your (masculine) Friend".
Here's a breakdown:
* Ton: Your (masculine)
* Ami: Friend
It's important to note that the "ton" refers to a male friend, while "ta" would be used for a female friend ("Ta amie").
Context is key! Depending on the situation, "Ton ami" can be used in different ways:
* A friendly greeting: "Hi, your friend!"
* Referring to someone's friend: "Where is your friend?"
* Expressing closeness: "I know your friend really well."