نعس

1 نَعَسَ ذ , (S, A, Msb, K,) aor. نَعُسَ , (S, M, and so in a copy of the B by the author of the K,) or نَعَسَ , (A, K,) [the latter being agreeable with analogy,] inf. n. نُعَاسٌ, (S, A, K, * TA,) or this is a simple subst., (Msb,) [ He drowsed; he was, or became, drowsy, or heavy with sleepiness: or he slumbered, or dozed: ] the inf. n. is syn. with وَسَنٌ: (S, A, K:) or ↓ نُعَاسٌ signifies languor in the senses, (K, TA,) arising from the heaviness [ which is the prevenient sign ] of sleep: (TA:) or the beginning of sleep: (M, art. وسن:) or its proper signification is, accord. to Az, (Msb, TA,) وَسَنٌ (Msb) or سِنَةٌ (TA) without sleep: (Msb, TA,) or سِنَةٌ is in the head, and نُعَاسٌ is in the eye: or سنة is the vapour (ريح) of sleep which begins in the face, then is transmitted to the heart, and you say, of a man, يَنْعَسُ, and then, يَنَامُ. (Msb, art. نوم.) It is said in a proverb, مَطْلٌ كَنُعَاسِ الكَلْبِ [ A delaying of the payment, of a debt, or the like, like the drowsing, or slumbering, of the dog: ] i. e. continual: (S, TA:) for the dog is characterized by much نعاس, and, as is said in the B, is accustomed to open his eyes [only] sufficiently for the purpose of guarding, and this he does time after time. (TA.) ― -b2- نَعَسَ, (TK,) inf. n. نَعْسٌ, (IAar, K,) (assumed tropical:) It (a man's judgment, and his body,) was soft, and weak. (IAar, K, TK.) ― -b3- (assumed tropical:) It (a market) was, or became, stagnant, or dull, with respect to traffic. (K, TA.)