The noun rib has 6 senses (first 2 from tagged texts)
1. (4) rib -- (support resembling the rib of an animal)
2. (2) rib, costa -- (any of the 12 pairs of curved arches of bone extending from the spine to or toward the sternum in humans (and similar bones in most vertebrates))
3. rib -- (cut of meat including one or more ribs)
4. rib -- (a teasing remark)
5. rib -- (a riblike supporting or strengthening part of an animal or plant)
6. rib -- (a projecting molding on the underside of a vault or ceiling; may be ornamental or structural)
Overview of verb rib
The verb rib has 2 senses (no senses from tagged texts)
1. rib -- (form vertical ribs by knitting; "A ribbed sweater")
2. ridicule, roast, guy, blackguard, laugh at, jest at, rib, make fun, poke fun -- (subject to laughter or ridicule; "The satirists ridiculed the plans for a new opera house"; "The students poked fun at the inexperienced teacher"; "His former students roasted the professor at his 60th birthday")