1 definition by BEJE237
Guepi is a small hole or tunnel in the skin at the buttocks, where they divide(the cleft).Its also known as the Pilonidal Sinus. It does not always cause symptoms and only needs to be treated if it becomes infected. Note should be taken on the spelling Guepi and not Güepí which is a military camp found in Perou.
Jane: Mary have a small lump at the top of your bottom (between your buttocks) that's painful, red, bleeding or leaking pus.
Doctor:Mary has a guepi.
Doctor:Mary has a guepi.
by BEJE237 September 5, 2020