This website is hillarious. Personal favorites:
"Low hanging fruit"
"Taking it offline"
"Herding at the gate"
"Two tone dress shirts"
Dunash ibn Tamim was an astronomer, grammarian, and physician, who served as court physician to the Fatimite caliphs of Kairouan (now in Tunisia).
Dunash ben Labrat ha-Levi was a poet, commentator, and grammarian, who among many other accomplisments composed Dror Yikra, a song for the Jewish Sabbath still commonly sung today.