קֶסֶם m. (b. h.; preced.) 1) chip, carving, v. קָסַם.—Pl. קְסָמִים, קְסָמִין, v. קִיסָּם. —2) decision, esp. decision by lot or sign, divination, augury; means or tools of divination. —Pl. as ab. Lam. R. introd. (R. Josh. 2) התחיל קוסם ק׳ he began to make divinations (by throwing arrows &c.); Koh. R. to XII, 7 לקסום ק׳. Num. R. s. 20, v. קָסַם. Ib. שידעו בק׳ שלהם וכ׳ they knew that there was no profit in their divining signs; a. fr.