* "Sabe" (pronounced "sah-bay"): This means "knows" and is frequently used in the phrase "¿Sabe?" which translates to "Do you know?" or "You know?" This is a common way to start a conversation or to get someone's attention.
* "Esa" (pronounced "eh-sah"): This means "that one" and is used to refer to something specific. For example, "Esa es la casa" means "That's the house."
* "Está" (pronounced "eh-stah"): This means "is" or "it is" and is often used in descriptions. For example, "Está bien" means "It's good" or "It's okay."
* "Se" (pronounced "say"): This is a reflexive pronoun used to indicate that the subject of the verb performs the action upon itself. For example, "Se lava" means "He/she washes himself/herself."
Context is key! To understand what "sa" means in a specific instance, you need to consider the surrounding words and the overall context of the conversation.
If you can provide more context (like the full sentence or the situation where you heard it), I might be able to give you a more precise answer.