Entry 1 sense Webster, 1913 Numbers /nŭm'-bẽrz/ · Num·bers · IPA /ˈnʌmbɚz/ 01 prop. n. pl. of Number. The fourth book of the Pentateuch, containing the census of the Hebrews. 1. pl. of Number. The fourth book of the Pentateuch, containing the census of the Hebrews. See: Number