fast of tammuz(n = noun.time) - (Judaism) a minor fast day on Tammuz 17 when the walls of Jerusalem were breached;
is a kind of minor fast day

fast, fast and loose, fast asleep, fast break, fast buck, fast day, fast dye, fast food, fast lane, fast of ab, fast of av, fast of esther, fast of gedaliah, fast of tevet, fast of the firstborn, fast one, fast reactor, fast time scale, fast track, hard and fast, hold fast, major fast day, minor fast day, pull a fast one, pull a fast one on, stand fast, tammuz, very fast