rose hip

from WordNet (r) 3.0 (2006)

rose hip
    n 1: the fruit of a rose plant [syn: {hip}, {rose hip},
         {rosehip}]

from The Collaborative International Dictionary of English v.0.48

Hip \Hip\, n. [OE. hepe, AS. he['o]pe; cf. OHG. hiufo a bramble
   bush.] (Bot.)
   The fruit of a rosebush, especially of the English dog-rose
   ({Rosa canina}); called also {rose hip}. [Written also {hop},
   {hep}.]
   [1913 Webster]

   {Hip tree} (Bot.), the dog-rose.
      [1913 Webster]