Meaning

noun any of various juicy fruit of the genus Vitis with green or purple skins; grow in clusters

noun any of numerous woody vines of genus Vitis bearing clusters of edible berries

noun a cluster of small projectiles fired together from a cannon to produce a hail of shot

originPerhaps a habitational surname from a house bearing the sign of a bunch of grapes.

Etymology from Wiktionary, CC BY-SA 3.0