نَمَّ
1.
He [uttered calumny: or] excited discord, or dissension, and made known discourse in a mischievous manner; or embellished speech with falsehood. (M, K.) You say, نَمَّ بِهِ and عَلَيْهِ, verbal noun نَمٌّ and نَمِيمَةٌ and نَمِيمٌ, or this last is plural of نَمِيمَةٌ, (M,) meaning, He calumniated him; or misrepresented him.
2.
نَمَّ الحَدِيثَ
He made known, divulged, or told, conversation, in a malicious or mischievous manner, so as to occasion discord, dissension, or the like. (TA, article قت; and Msb. *)