הַיְידָּא, הַיְידָּה f. (= היי דא) 1) this very thing, even this, it is this. Y. Dem. I, 22ᵇ top ה׳ מחלוקת this very thing is controverted. Y. Sabb. VII, 10ᶜ bot. ה׳ משום נטילת וכ׳ this is because it is an act of killing. Y. Taan. V, 67ᵈ top וה׳ אמר and this he said. —2) (= הֵי דָא) which? where? Y. Maas. Sh. V, 56ᵃ top בה׳ אתיתא by which road did you come? Ib. ולא חכים בה׳ and he did not know by which.—Y. Sabb. II, 5ᵃ bot. ה׳ היא which (transgression) is it (that he is guilty of)? Ib. VII, 10ᶜ, a. fr. וה׳ אמרה דא and what (Mishnah, Boraitha) says this (where is your authority)?; Y. Pes. II, 29ᵇ bot. והַיְדָּא.—Contr. וַיְידָּא. Ib. VII, 34ᵇ bot. ו׳ אמר and it is this he said; i.e. in this connection he said it.—לַיְידָּא, v. הַיי.—היידא ל־ (cmp. h. הִנֶּנּוּ) behold, there is. Y. Bicc. II, beg. 64ᶜ והַיְידָּלוֹן חמשים וכ׳ (= וה׳ לון) and behold, here are fifty two.—Gen. R. s. 84 (ref. to הַלָּזֶה, Gen. XXXVII, 19) הַיְידִּי ליה וכ׳ (= היידא הִי) behold, it is himself, he comes carrying his dreams; (Yalk. ib. 141 דיליה, corr. acc.).—Y. Snh. VIII, beg. 26ᵃ היי די ליה אב וכ׳ behold, he is a father and not a son.