ثَلِبٌ

Also, applied to a spear, (S, M, A, K, but in a copy of the A written ثِلْبٌ,) Much notched, or broken in the edges [of the head]: (S, M, K:) or weak, or weak and soft. (A.) You say ثِلْبٌ عَلَى ثِلْبٍ وَبِيَدِهِ ثَلِبٌ [An extremely old, or old and weak, man, whose teeth are much broken, upon a camel in the like condition, and having in his hand a spear that is much notched, or weak, or weak and soft]. (A, TA.)