mafafo is incorrectly written and it should be written as "Rulo" being its meaning: Rulo
It is a type of banana ( not banana ) from guinea coast, its form is short and quite broad its name is of African origin. Mafafo, so are you is known in several islands of the greater and Lesser Antilles.
Crazy person, toribia, lela.
mafufo, fa.1. adj. Hond. Fond of smoking marijuana. U t. c. s.2. m. Mex. Crazy man.