طحم

طَحْمَةٌ ذ (S, K) and ↓ طُحْمَةٌ (K, and thus also in some copies of the S) and ↓ طِحْمَةٌ (K) The دُفْعَة [as meaning tide, or rush, ] of a torrent, (S, K,) and so [as meaning tide ] of a valley, (K,) and so [as meaning irruption, or invasion, ] of night; (S, K;) and the greater, or main, part of a torrent, and of night: (S:) or the first دُفْعَة, and the greater, or main, part: or the impulse, or driving, of the greater, or main, part [of a torrent]: and accord. to Z, طحمةُ اللَّيْلِ is tropical, and means (tropical:) the greater, or main, part of the blackness of night. (TA.) ― -b2- And (tropical:) A company, or congregated body, of men: (S, A, K, TA:) or, as in the M, a rush, or rushing body, of men, more in number than such as are termed قَادِيَة, which means the first that come to one, or come upon one. (TA.) ― -b3- And طَحْمَةُ الفِتْنَةِ means (tropical:) The جَوْلَة [or wheeling about, or the defeat, and return to fight, ] of men on the occasion of فتنة [i. e. conflict and faction, or the like ]. (TA.) -A2- See also طَحْمَاآءُ.