Mzansi
The colloquial term used by us South Africans to refer to our country. It is the Zulu word for the "South" part in South Africa. The full word is Mzansi Africa.
People of Mzansi will support their own.
Tsotsi Taal
The term directly translate to "Criminal language". This is a vernacular derived from a variety of mixed languages, mainly spoken in the townships all over South Africa.
Each Kasi has its own tsotsi taal or its own way of speaking, meaning tsotsi taal from Soweto might differ from that of Pitori.
Teacher: You cannot speak that Tsotsi Taal in my class. Here we speak proper English.