Tishah bAv


Tish•ah b'Av

or Tish•ah b'Ab

(ˈtɪʃ ə ˌbɔv, tiˈʃɑ bəˈɑv)
n. a Jewish fast day observed on the ninth day of Av in memory of the destruction of the First and Second Temples in Jerusalem. [< Hebrew tish‘āh bə'ābh ninth (day) of Av]