leaf cutter

leaf cutter \leaf cutter\, leaf-cutter \leaf-cutter\n. (Zool.)
   Any one of various species of wild bees of the genus
   {Megachile}, which cut rounded pieces from the edges of
   leaves, or the petals of flowers, to be used in the
   construction of their nests, which are made in holes and
   crevices, or in a leaf rolled up for the purpose. Among the
   common American species are {Megachile brevis} and {Megachile
   centuncularis}. Called also {rose-cutting bee}.

   Syn: leaf-cutting bee, leaf-cutter bee.
        [1913 Webster + WordNet 1.5]