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moonbeam

What does moonbeam mean?

Marine Corps term for a handheld flashlight.

"Kill that moonbeam, you'll give away our position."

Origin

U.S. Marine Corps slang.

Frequently asked questions

What does moonbeam mean in the military?
It's Marine Corps slang for a handheld flashlight.
Where does the term come from?
It's U.S. Marine Corps slang.
How is moonbeam used?
A Marine might tell someone to 'kill that moonbeam,' meaning turn off the flashlight so it doesn't reveal their position.
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Slang definitions: FreeDict original editorial.