TUSH
Source: 566, 567
tush|tusk. Tush, or Tusk, n. a fang, a very large foretooth
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Tush (?), interj. An exclamation indicating check, rebuke, or contempt; as, tush, tush! do not speak of it. Tush, say they, how should God perceive it? Bk. of Com. Prayer (Ps. lxxiii. 11).