The phrase in query is a greeting, directed particularly in the direction of people of African descent. Its operate is to acknowledge and join with folks based mostly on their shared racial id. It operates as a type of recognition and, probably, solidarity inside the Black group.
Using such a greeting can foster a way of belonging and cultural affirmation. Traditionally, expressions of racial id have been necessary instruments for marginalized teams to construct group and assert their presence. Such a greeting could be a method to fight emotions of isolation and invisibility that will come up from systemic racism or lack of illustration. The intentionality behind it communicates a message of respect and acknowledgment of shared experiences.