flash grenade

noun

A flashbang.

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Meanings

nounflash grenade (plural flash grenades)

plural flash grenades

  1. A flashbang.

Synonyms & antonyms

Also see
flash-bang

Origin

From flash + grenade. From the bright flash generated by this type of hand-throwable man-portable explosive device.

Full word history & related roots →
Cite this entry
APA

flash grenade. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/flash%20grenade

MLA

“flash grenade.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/flash%20grenade. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “flash grenade,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/flash%20grenade.

Source: flash grenade on Wiktionary, CC BY-SA 4.0.