סַיָּיח, foal, young ass. B. Bath. V, 3. Ib. 78ᵇ, v. סִיחָה. R. Hash. 3ᵃ סיחון שדומה לס׳ וכ׳ he was named Sihon, because he was (quick or untamed) as a foal in the desert. Pesik. Ekha, p. 123ᵃ, v. כָּפָה; a. e.—Pl. סַיָּיחִים, סַיָּיחִין. Y. Taan. II, 65ᵇ ס׳ מבפנים ואימותיהן וכ׳ foals (sucklings) within and their mothers without; (Bab. ib. 16ᵃ הבהמות … והוולדות). Y. B. Mets. II, 8ᶜ bot. [read:] שלא יאכיל … סייח לס׳ he must not feed … foals with a foal (sell one of the animals in his keeping to feed the others). Tosef. B. Mets. II, 20. Lev. R. s. 20, a. e. הרבה ס׳ מתו וכ׳ many foals died and their skins were spread on their mothers’ backs (many old men survive the young); a. fr.—Fem. סַיָּיחָה. Esth. R. to III, 1; Yalk. ib. 1053.