Jastrow: רוֹב

רוֹב m. (b. h.; רָבַב) multitude; larger portion; majority. Meg. 15ᵇ (ref. to Esth. V, 11) וכמה ר׳ בניו how large was the multitude of his sons? Bekh. VI, 8 ר׳ המדבר וכ׳ the larger portion of the anterior part of the tongue. Keth. 15ᵃ הולכין אחר ר׳ העיר we are guided by the legal status of the majority of the inhabitants of the town; ר׳ סיעה the majority of the members of the caravan that encamped near the town. Ib.; Ḥull. 95ᵃ, a. e. בנמצא הלך אחר הר׳ when a piece of meat is found, we go by the majority of the meat stalls (to decide whether it be kasher or not). Ib. 3ᵇ, a. e. ר׳ מצויין וכ׳ most of those engaged in slaughtering are experts. Sabb. 118ᵇ רוּבָּן של צדיקים וכ׳ most righteous men die from bowel diseases. Ḥull. II, 1 רוּבֹּו של אחד כמוהו if one cuts through the larger portion of the organ (v. סִימָן), it is considered as if he had cut it through. Hor. 3ᵇ בכל התורה … רובו ככולו in the entire Law we adopt the rule that a majority (or the larger portion) are legally equal to an entirety; Naz. 42ᵃ; a. v. fr.—Gitt. 60ᵇ ר׳ בכתב וכ׳ the majority of the halakhic decisions rests on the Scripture (is derived from the text by interpretation), and the minority on tradition; v. Y. Peah I, 17ᵃ bot.—[Y. Yeb. IV, 6ᵇ top עד שיפרש לו רובו, read: רַבֹּו.]