Definition of "Torch" :
noun: a burner that mixes air and gas to produce a very hot flame
noun: a small portable battery-powered electric lamp
noun: a light usually carried in the hand; consists of some flammable substance
noun: tall-stalked very woolly mullein with densely packed yellow flowers; ancient Greeks and Romans dipped the stalks in tallow for funeral torches
verb: burn maliciously, as by arson
"The madman torched the barns."