flamethrower

[fleym-throh-er]

noun

a weapon, either mounted or portable, that sprays ignited incendiary fuel for some distance.
Agriculture. flame cultivator.

Origin of flamethrower

First recorded in 1915–20; flame + thrower

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

For those of you unfamiliar, this is the magical equivalent of a flamethrower that also launches grenades filled with acid.
The Baddest Villain of Them All
Damon Lindelof
July 13, 2011

Instead of water, the hoses could spit fire like a flamethrower.
A Thought For Tomorrow
Robert E. Gilbert