זָמַם I (b. h.; cmp. דמם, דבב) to mumble; to meditate, plan (mostly in an evil sense, cmp. דִּבָּה).—Part. זוֹמֵם planning evil, esp. (with ref. to Deut. XIX, 19) a) giving false testimony, amenable to the law of retaliation; b) rebutting witness. Tosef. Macc. I, 1 עד ז׳ a witness convicted of false testimony; a. fr.—Fem. זוֹמֶמֶת (sub. עדות). Macc. I, 9 נמצאת אחת מהן ז׳ if one evidence (of one set of witnesses) has been disproved; a. e.—Pl. זוֹמְמִין, זוֹמְמִים. Ib. 4 אין אלו ז׳ they do not come under the law of retaliation. Ib. נעשים ז׳ are declared amenable to the law &c.; a. fr.—Tosef. ib. I, 10 זוֹמְמֵיהֶן those witnesses on whose evidence they had been declared guilty of false testimony. Y. ib. I, beg. 31ᵃ זוֹמְמָיו those who witnessed falsely against him. Tosef. Snh. VIII, 2 העדים וזוממיהן וזוֹמְמֵי זוממיהן the original witnesses and their refuters, and the refuters of their refuters; a. fr.
Hif. - הֵזֵים to make a person a זוֹמֵם, to refute witnesses by testifying to an alibi, to rebut. Macc. I, 5 if other witnesses came again והֵזֵימּוּם and rebutted them. Keth. 20ᵃ, v. כָּחַשׁ; a. fr. Macc. I, 4 (5ᵃ) שיזימו Bab. ed., read שיזומו, v. infra.
Hof. - הוּזַם,
Nif. - נִיזּוֹם to be refuted, to be declared liable to the law of retaliation. Snh. 10ᵃ פלוני … והוּזַמּוּ if witnesses declared, This man did &c., and were declared guilty &c. Macc. 3ᵃ הוּזַמְּנוּ וכ׳ we have been convicted &c. before that certain court, and made to pay. Ib. I, 4 עד שיִזּוֹמּוּ את עצמן (Ar. בעצמן, Bab. ed. שיזימו corr. acc.) unless an alibi is established against their own persons (not an alibi of any of the alleged actors in the case). Ib. 5ᵇ עד שיזומו שניהם unless both of them are refuted; a. fr.