خَصِيلَةٌ

A piece, or portion, of flesh, (M, K,) small or large: (M, TA:) or the flesh of the thighs and of the upper arms and of the fore arms: (K:) or any portion of flesh, by itself, of the flesh of the thighs and of the upper arms (JK, T, S, TA) and of the shanks and of the fore arms: (JK, T, TA:) or the portion of flesh of the thigh: (TA:) or any compact and long portion of flesh, in the arm or elsewhere; also called خَبِيبَةٌ: (AO, TA in article خب:) or (K, TA, but in the CK “ and ”) [any muscle, of those that are termed voluntary muscles; as also عَضَلَةٌ and عَضِيلَةٌ; i. e.] any tendon, or sinew, upon which is thick flesh: (K:) or any portion of flesh that is oblong, and intermixed with tendons, or sinews: (O, TA:) or, as some say, the طَفْطَفَة [or flank, &c.]: (TA:) plural خصِيلُ [or rather this is a coll. gen. n.] and [the plural is] خَصَايءِلُ. (K.) A certain person has described a horse as being سَبْطُ الخَصِيلِ [apparently meaning Lank in the muscles; or long and even therein]: and sometimes خَصَايءِل is used in relation to a man. (TA.)