What is the meaning of Rif?

ISO 639-3 language code for Tarifit.

Alternative letter-case form of RIF

reef

reef: a chain or range of rocks lying at or near the surface of the water

reef: an arrangement to reduce the area of a sail in a high wind

rib

reef

rib

to pluck, to break off

Soft mutation of rhif.

Source: wiktionary.org