What is the meaning of Congo?

Alternative form of congou: a kind of Chinese black tea.

congratulations

Congo

Congolese (language)

dark black (color)

congo (dance formerly performed by Louisiana African-Americans)

Black person

cottonmouth, water moccasin (snake) (Agkistrodon piscivorus)

amphiuma, Congo eel, conger eel, Congo snake (aquatic salamander) (Amphiuma)

green-winged teal, American teal (duck) (Anas carolinensis)

alternative form of congou (“congou, a kind of Chinese black tea”)

congo (dance)

Source: wiktionary.org