نض

نَضْنَاضٌ ذ : see نَضِيضٌ. -A2- حَيَّةٌ نَضْنَاضٌ, (IAar, S, K,) and نَضْنَاضَةٌ, (S, A, K,) A serpent that remains not still in a place, (IAar, K,) by reason of its malignity and liveliness: (IAar:) or that, when it bites, kills immediately: (K:) or that moves about its tongue, (S, A, K,) having put it forth; (K;) as also with ص: [see نَصْنَاصٌ:] (TA:) or that utters a sound, or sounds. (TA.) It is said that Dhu-r-Rummeh, being asked respecting the meaning of نَضْناضٌ, did nothing more than move about his tongue in his mouth; (S:) or put forth his tongue, and move it about, (IJ, O,) in his mouth, making a sign with it to him who asked him. (O.)