סִיב I, (v. סְאֵב II) gray, old; elder, scholar. Targ. Gen. XXV, 8; a. fr.—Y. Sabb. VI, 8ᵃ bot. פוק חמי חד ס׳ וכ׳ go and look out for a scholar (observe his practice) and rely on him; Y. Yeb. XII, 12ᵈ top סב; a. fr.—Pl. סִיבֵי. Targ. Prov. XX, 29 (some ed. סָבֵי).