Flamethrower (noun)

A weapon that projects a stream of burning liquid or gas to set fire to targets.

Origin:

Early 20th century: from flame + thrower.

Examples:

1. The flamethrower was used extensively during World War I.
2. The flamethrower is a highly effective tool for clearing enemy positions.
3. The flamethrower was a terrifying weapon, causing widespread panic and destruction.
4. The use of flamethrowers is now prohibited by many international treaties.
5. The soldier aimed the flamethrower at the enemy bunker, setting it ablaze.