A Rib is a bone attached to the spine, in vertebrate animals. Rib or RIB may also refer to: Anatomy Ribs (food), the cooked meat and rib bones of a food animal Rib or costa, the leading edge of an insect wing (See Glossary of entomology terms) Rib, an angulated vertical line on the stem of cactus Construction Rib (aeronautics), a longitudinal structural member in an aircraft wing responsible for maintaining its curvature. Rib (nautical), a lateral structural member connected to the keel between gunwales Rib, one type of transverse member in boat building Rib, any slender molded masonry arch projecting from a surface, particularly as part of an architectural vault Rib vault, a type of architectural vault in which the ribs are built first The sides of a violin or a guitar The sides of a tunnel Others Rib (professional wrestling), a practical joke A type of escarpment seen in rib and groove topography A stitch pattern in knitting A tool used for shaping or smoothing pottery A type of fabric with closely woven yarn Ribs (recordings), gramophone recordings made from X-ray films Acronyms RIB for Rigid inflatable boat, also rigid-hull inflatable boat or rigid-hulled inflatable boat RenderMan Interface Bytestream in 3D graphics Romanian International Bank Routing information base in computer networking RIB Software, a German company Roman Inscriptions of Britain, an archaeological reference book Retirement Insurance Benefits from the United States Social Security Administration Rwanda Investigation Bureau, law enforcement in Rwanda Ryukyu Islands Boy Scouts, Japan Renault Industrie Belgique, a Belgian plant of the Renault concern Remote Insight Board, for HP Integrated Lights-Out remote system management protocols Music R.I.B. (album), a 2014 release by German metal band Tankard Razed in Black, an industrial music group Reign in Blood, an album by thrash metal band, Slayer Ribs (band) an American space rock/grime band "Ribs" (song) a 2013 song by Lorde from her album Pure Heroine