رُوءْبَةٌ

A piece, (S, Msb, K,) or piece of wood, with which a large wooden bowl, (T, TA,) or with which a vessel, (S, Msb, K,) is repaired, or mended: (T, S, Msb, K:) or a thing, (T,) or piece of wood, (TA,) with which a breach, or broken place, (T, TA,) in a vessel, (T,) or in a bowl, (TA,) is stopped up: (T, TA:) a piece that is inserted in a vessel, to repair, or mend, it: (M:) and a piece of stone with which a بُرْمَة [or cooking-pot of stone or other material] is repaired, or mended: (T, TA:) and a patch, or piece, with which a camel's saddle (رَحْل) is patched, or pieced, when it is broken: (M, TA:) some of its meanings are mentioned also in article روب: (TA:) plural رُوءَبٌ (T) and رِيءَابٌ. (S.)

[Hence,] one says, هُوَ رُوءْبَةُ صَدْعِ الصَّفَاءِ (tropical:) [He is the means of repairing the breach of sincere affection]. (A.) And هُوَ رِيءَابُ بَنِى فُلَانٍ (tropical:) [apparently a mistranscription for هُمْ: i. e. They are the means of rectifying, or amending, the affair, or case, of the sons of such a one]. (A.) [See also رَأْبٌ and مِرْأَبٌ.]