Definition of "Fuse" :

noun: any igniter that is used to initiate the burning of a propellant

noun: an electrical device that can interrupt the flow of electrical current when it is overloaded

verb: mix together different elements

verb: make liquid or plastic by heating

"The storm fused the electric mains."

verb: become plastic or fluid or liquefied from heat

"The substances fused at a very high temperature."

verb: equip with a fuse; provide with a fuse