Bribri Sign Language was a

village sign language A village sign language, or village sign, also known as a shared sign language, is a local indigenous sign language used by both deaf and hearing in an area with a high incidence of congenital deafness. Meir ''et al.'' define a village sign langu ...

of an indigenous Bribri community in southern Costa Rica. It is unrelated to Costa Rican Sign Language.

References

{{sign language navigation Bribri people Village sign languages Sign languages of Costa Rica Language isolates of North America