saguaro
nounA very large cactus (Carnegiea gigantea) of the Sonoran Desert, having ribbed upward-curving branches, white funnel-shaped flowers, and edible red fruit.
nounThe fruit of this cactus.
nounThe giant cactus, Cereus giganteus, a columnar species from 25 to over 50 feet high, growing on stony mesas and low hills in Arizona and adjacent parts of Mexico.
nounA large
extremely large treelike cactus of desert regions of southwestern United States having a thick columnar sparsely branched trunk bearing white flowers and edible red pulpy fruit