ba Share definition Flag letter: the second letter of the Semitic abjads, including Phoenician Bēt 𐤁, Hebrew Bēt ב, Aramaic Bēth 𐡁, Syriac Bēṯ ܒ, and Arabic ba ب. Ba is the second letter of the Semitic abjads! ba by Khizar Caliphate October 13, 2021 0 0 Get merch Get the ba mug. Buy Now — $32.95 See more merch