قلس

1 قَلَسَ ذ , aor. قَلِسَ , inf. n. قَلْسٌ, He belched up, (S, * A, * Msb, K,) from his throat, (S, A, K,) or from his belly, to his mouth, (Msb,) as much as filled his mouth, or less, (S, A, Msb, K,) of [ acid and undigested ] food or drink, whether he cast it forth or returned it to his belly: when it overcomes [or is repeated (accord. to an explanation of قَلْسٌ or قَلَسٌ below,)] it [the action] is termed قَىْءٌ: (Msb:) or he vomited (قَاآءَ) as much as filled his mouth: (Mgh:) or he, or it, vomited, or cast forth; syn. قَذَفَ. (S.) The act termed قَلْسٌ is an impurity which necessitates the performance of the ablution termed وُضُوْء: (A, Mgh:) so in a trad. (A.) ― -b2- قَلَسَتْ نَفْسُهُ, (A, K,) aor. and inf. n. as above, (K,) His soul, or stomach, heaved; or became agitated by a tendency to vomit: (A, K:) [like لَقِسَتْ.] ― -b3- [Hence,] قَلَسَتِ الطَّعْنَةُ بِالدَّمِ (tropical:) [ The wound made with a spear or the like belched forth blood ]. (A.) ― -b4- And قَلَسَتِ السَّحَابَةُ بِالنَّدَى (tropical:) The cloud cast forth moisture, or fine rain; not vehement rain. (A, * TA.) ― -b5- And قَلَسَتِ الكَأْسُ, (S, K, *) aor. and inf. n. as above, (K,) (assumed tropical:) The cup of wine cast forth [or overflowed with ] the beverage, in consequence of its being very full. (S, K. *) ― -b6- And قَلَسَ البَحْرُ, aor. and inf. n. as above, (assumed tropical:) The sea, or great river, cast forth [or overflowed with ] water, in consequence of its being very full. (K, * TA.)