What does "of a friend" mean in English for Spanish?

In English for Spanish, "of a friend" means:

de un amigo, de una amiga

Listen to "of a friend": (If you have an HTML5 enabled browser, you can listen to the native audio below)

This is a phrase that is used in the GamesForLanguage English for Spanish Language Game in the following scenes:

• English for Spanish 4, Level 1, Scene 1