a Whip
A whip is a tool, usually a long stick-like device, usually slightly flexible, with a small bit of leather or cord, called a "popper", on the end used primarily in animal training. Different kinds of whips are called blacksnake whip, horsewhip, bullwhip or stockwhip.Notable Variants are the cat o' nine tails and the Steelwhip.
As a weapon the whip was used by some beornings and silvan elves, the corsairs of umbar and the umli.The Balrogs were known to wield magical Firewhips.