What does "jew" mean?

Jew: Originally, one belonging to the tribe or kingdom of Judah; after the return from the Babylonish captivity, any member of the new state; a Hebrew; an Israelite. Jew's frankincense, gum styrax, or benzoin. -- Jew's mallow (Bot.), an annual herb (Corchorus olitorius) cultivated in Syria and Egypt as a pot herb, and in India for its fiber. -- Jew's pitch, asphaltum; bitumen. -- The Wandering Jew, an imaginary personage, who, for his cruelty to the Savior during his passion, is doomed to wander on the earth till Christ's second coming.