فك

فَكَكٌ ذ An unknit, or a loosened, state (اِنْفِرَاج) of the مَنْكِب [or shoulder-joint ]. (K. [But see 1, last explanation but one, where it is mentioned as an inf. n.]) ― -b2- And (K) A state of dislocation of the foot: (S, O, K:) hence the phrase, in a verse of Ru-beh, كَمُنْهَاضِ الفَلَكٌ: (S, O: *) but (in this instance, O), accord. to As, الفَلَك is used by poetic license for الفَكّ [meaning “ the jaw, ” so that the phrase signifies like him whose jaw has become broken after its having been set ]. (S, O.) ― -b3- And A state of fracture of the jaw: (K, TA:) or of dislocation thereof. (TA.)