Tashlikh

or Tash·lik, Tash·lich

[ Sephardic Hebrew tahsh-leekh; Ashkenazic Hebrew tahsh-likh ]
/ Sephardic Hebrew tɑʃˈlix; Ashkenazic Hebrew ˈtɑʃ lɪx /

noun Hebrew.

a Jewish rite, performed on the afternoon usually of the first day of Rosh Hashanah, in which the participants symbolically cast off their sins by gathering along the banks of a river, stream, or the like and reciting prayers of repentance.

Origin of Tashlikh

tashlīkh literally, you will cast