hip \hip\, n. oe. hipe, huppe, as. hype; akin to d. heup, ohg.
   huf, g. h"ufte, dan. hofte, sw. h"oft, goth. hups; cf.
   icel. huppr, and also gr. ? the hollow above the hips of
   cattle, and lith. kumpis ham.
   1913 webster
   1. the projecting region of the lateral parts of one side of
      the pelvis and the hip joint; the haunch; the huckle.
      1913 webster

   2. arch. the external angle formed by the meeting of two
      sloping sides or skirts of a roof, which have their wall
      plates running in different directions.
      1913 webster

   3. engin in a bridge truss, the place where an inclined end
      post meets the top chord. --waddell.
      1913 webster

   hip bone anat., the innominate bone; -- called also
      haunch bone and huckle bone.

   hip girdle anat., the pelvic girdle.

   hip joint anat., the articulation between the thigh bone
      and hip bone.

   hip knob arch., a finial, ball, or other ornament at the
      intersection of the hip rafters and the ridge.

   hip molding arch., a molding on the hip of a roof,
      covering the hip joint of the slating or other roofing.

   hip rafter arch., the rafter extending from the wall
      plate to the ridge in the angle of a hip roof.

   hip roof, hipped roof arch., a roof having sloping ends
      and sloping sides. see hip, n., 2., and hip, v. t., 3.
      

   hip tile, a tile made to cover the hip of a roof.

   to catch upon the hip, or to have on the hip, to have or
      get the advantage of; -- a figure probably derived from
      wresting. --shak.

   to smite hip and thigh, to overthrow completely; to defeat
      utterly. --judg. xv. 8.
      1913 webster
see also:
hip bone haunch bone huckle bone hip girdle hip joint hip knob 
hip molding hip rafter hip roof hipped roof hip 
hip tile to catch upon the hip to have on the hip to smite hip and thigh 

hip roof
     n : a roof having sloping ends as well as sloping sides