- each of a series of slender curved bones articulated in pairs to the spine (twelve pairs in humans), protecting the thoracic cavity and its organs；a rib of an animal with meat adhering to it used as food; a joint or cut from the ribs of an animal
- mark with or form into raised bands or ridges；tease good-naturedly
verb: rib, 3rd person present: ribs, gerund or present participle: ribbing, past tense: ribbed, past participle: ribbed
noun: rib, plural noun: ribs
- 1. each of a series of slender curved bones articulated in pairs to the spine (twelve pairs in humans), protecting the thoracic cavity and its organs he had several broken ribs
- ▪ a rib of an animal with meat adhering to it used as food; a joint or cut from the ribs of an animal a lunch of ribs, wings, and blueberry pie 1,300 lb of beef rib
- 2. a long raised piece of stronger or thicker material across a surface or through a structure, and typically serving to support or strengthen it.
- ▪ a curved member supporting a vault or defining its form stone is used only for ribs, piers, and windows a rib vault
- ▪ any of the curved transverse pieces of metal or timber in a ship, extending up from the keel and forming part of the framework of the hull the hull was stiffened with 26 ribs
- ▪ each of the curved pieces of wood forming the body of a lute or the sides of a violin.
- ▪ each of the hinged rods supporting the fabric of an umbrella.
- ▪ a structural member in an airfoil, extending back from the leading edge and serving to define the contour of the airfoil.
- ▪ a ridge of rock or land the final rib gives pleasant climbing
- 3. a vein of a leaf (especially the midrib) or an insect's wing a spinach-type leaf with red ribs
- 4. a combination of alternate knit (plain) and purl stitches producing a ridged, slightly elastic fabric, used especially for the cuffs and bottom edges of sweaters knit twenty rows of rib knit a new rib
- 1. mark with or form into raised bands or ridges the road ahead was ribbed with furrows of slush
- 2. informal tease good-naturedly the first time I appeared in the outfit I was ribbed mercilessly