Obruni is the Ghanaian term for foreigner and usually means that person is white. It comes from the Twi language.
Obruni Term Timeline in Pigeon English
The timeline below shows where the term Obruni appears in Pigeon English. The colored dots and icons indicate which themes are associated with that appearance.
...was expelled from school for kicking a teacher. Jordan is mixed-race, and his mother is obruni, which Harri finds crazy. Jordan’s mom wants to find another school for her son, but... (full context)