Definition of Jaffa
- a city and port on the Mediterranean coast of Israel, forming a southern suburb of the Tel Aviv conurbation and since 1949 united with Tel Aviv; population (with Tel Aviv) 392,500 (est. 2008). Inhabited since prehistoric times, Jaffa was a Byzantine bishopric until captured by the Arabs in 636; later, it was a stronghold of the Crusaders. Hebrew name Yafo; biblical name Joppa.