What is the meanining of Unazungumza Kiswahili?

Here's a breakdown:

* Unazungumza: This is the present tense of the verb "to speak" in Swahili, conjugated for "you" (singular, informal).

* Kiswahili: This is the name of the Swahili language.

So, the whole phrase translates to "You speak Swahili".