S: (n) 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))
S: (n) rib (cut of meat including one or more ribs)
S: (n) rib (a riblike supporting or strengthening part of an animal or plant)
S: (n) rib (a projecting molding on the underside of a vault or ceiling; may be ornamental or structural)
Verb
S: (v) rib (form vertical ribs by knitting) "A ribbed sweater"
S: (v) 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"
S: (v) mock, bemock (treat with contempt) "The new constitution mocks all democratic principles"
S: (v) tease, razz, rag, cod, tantalize, tantalise, bait, taunt, twit, rally, ride (harass with persistent criticism or carping) "The children teased the new teacher"; "Don't ride me so hard over my failure"; "His fellow workers razzed him when he wore a jacket and tie"
S: (v) 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"
S: (v) deride (treat or speak of with contempt) "He derided his student's attempt to solve the biggest problem in mathematics"