Used by shepherds to defend their flocks, it consisted of a strip of leather broad enough to contain a stone. A string was attached to each end of this strip. It was swung around fast and when one string was released the stone could be hurled out with great force and accuracy.
David felled Goliath with a stone from his sling
Slings were also used by soldiers as weapons
Slings were known for their destructive power
Slings used metaphorically