Meaning of spruce pine

spruce' pine"

Pronunciation: [key]
  1. a tall coniferous tree, Pinus glabra, of the southeastern U.S., having smooth, gray bark and needles in bundles of two.
  2. any of several other pines, as P. elliottii or P. virginiana.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.