, aor. مَلُسَ; (M, A, Mṣb, Ḳ;) and مَلِسَ, aor. مَلَسَ; (Mṣb;) or the second form is مَلَسَ, aor. مَلُسَ; (Ḳ;) [but the last of the inf. ns. here following seems to indicate that مَلِسَ is correct;] inf. n. مَلَاسَةٌ (Ṣ, M, A, Mṣb, Ḳ) and مُلُوسَةٌ, (M, Ḳ,) [accord. to rule, both of the first,] and مَلَسٌ, (M, TA,) [accord. to rule, of the second;] It was, or became, smooth, sleek, or free from asperities; the inf. n. being the contr. of خُشُونَةٌ; (Ṣ, M, Ḳ;) it had in it nothing upon which to lay hold; it was, or became, smooth to the feel; (Mṣb;) and ↓املاسّ signifies the same, (Ṣ, M,) inf. n. إِمْلِيسَاسٌ; (Ṣ;) and ↓املسّ: (so in a copy of the A) and [in like manner] ↓تملّس (Ṣ, A) and ↓إِمَّلَسَ, of the measure إِنْفَعَلَ, the ن being incorporated into the م, both signify it was, or became, made, or rendered, smooth, &c. (Ṣ.) See also 4.
مَلَسَ, aor. مَلُسَ, inf. n. مَلْسٌ, (tropical:) He (a man) went away quickly, or swiftly: (TA:) and مَلَسَتِ النَّاقَةُ, (M,) and الإِبِلُ, (A,) aor. and inf. n. as before, (M,) (tropical:) the she-camel, (M,) and the camels, (A,) went quickly, or swiftly: (M, A:) or مَلْسٌ signifies the going easily, or gently: and also, contr., the going vehemently: (M:) or a gentle mode of going or journeying: (IAạr:) and the being light, or active, and quick. (TA.) It is said in a trad., سِرْ ثَلَاثًا مَلْسًا, i. e., ثَلَاثَ لَيَالٍ ذَوَاتِ مَلْسٍ; or ثَلَاثًا سَيْرًا مَلْسًا; (tropical:) [Journey thou three nights of quick, or of easy, journeying; or with a quick, or an easy, journeying;] or ملسا signifies a certain mode of going or journeying; and is in the accus. case as an inf. n. (TA.) مَلَسَ, aor. and inf. n. as above, also signifies (assumed tropical:) It (a thing) went back, or retired, (إِنْخَنَسَ,) quickly; (M;) and so ↓إِمَّلَسَ. (M, TA.)
مَلَسَ الظَّلَامُ, [aor. مَلُسَ,] (TḲ,) inf. n. مَلْسٌ, (A, Ḳ,) or مَلَسٌ, (Ṣ, M,) The darkness became confused; (Ṣ, M, A, Ḳ;) as also ↓أَمْلَسَ, (TḲ,) inf. n. إِمْلَاسٌ: (Ḳ:) or became in the state after that which is termed مَلَثٌ, (M,) or مَلْثٌ. (TA.) See مَلْسٌ below.