hind end
     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, keister, posterior, prat, rear,
         rear end, rump, stern, seat, tail, tail end,
         tooshie, tush, bottom, behind, derriere, fanny,
          ass
see also:
buttocks nates arse butt backside bum 
buns can fundament hindquarters keister 
posterior prat rear rear end rump 
stern seat tail tail end tooshie 
tush bottom behind derriere fanny 
ass 

32 moby thesaurus words for "hind end":
   afterpart, afterpiece, back, back door, back seat, back side,
   backside, beam, behind, breech, butt, buttocks, croup, crupper,
   fundament, haunches, heel, hind part, hindhead, nates, occiput,
   posterior, postern, rear, rear end, rearward, reverse, rump, stern,
   tail, tail end, tailpiece