tush /ˈtʌʃ/
  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).
  Tush, n.  A long, pointed tooth; a tusk; -- applied especially to certain teeth of horses.
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  tush
       n : the fleshy part of the human body that you sit on; "he
           deserves a good kick in the butt"; "are you going to sit
           on your fanny and do nothing?" [syn: buttocks, nates,
            arse, butt, backside, bum, buns, can, fundament,
            hindquarters, hind end, keister, posterior, prat,
            rear, rear end, rump, stern, seat, tail, tail
           end, tooshie, bottom, behind, derriere, fanny,
            ass]