Zulu -
a member of the tall Negroid people of eastern South Africa; some live in KwaZulu-Natal under the traditional clan system but many now work in the cities
zulu -
Pertaining to the Zulu people, culture, or language.
Wikipedia
The Zulu are the largest South African ethnic group of an estimated 10–11 million people who live mainly in the province of KwaZulu-Natal, South Africa. Small numbers also live in Zimbabwe, Zambia, and Mozambique. Their language, Zulu, is a Bantu language; more specifically, part of the Nguni subgroup.
OmegaWiki Dictionary
Ω
zulu A Niger-Congo language spoken primarily by the Zulu people in southern Africa.
zulu The largest South African ethnic group of an estimated 10-11 million people who live mainly in the province of KwaZulu-Natal, South Africa.