plural -es

Definition of backflash

 (Entry 1 of 2)

2 : the act or an instance of backflashing
3 : a groove formed around the outer portion of the flash to receive the metal squeezed through the flash in sinking an upper die

called also gutter

\ " \

Definition of backflash (Entry 2 of 2)

1 of a gas : to flash back and burn at a point where combustion is not intended
2 of a literary or dramatic work : to introduce a flashback into the narrative the script backflashes to a day in his life 10 years before

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First Known Use of backflash


1944, in the meaning defined at sense 1

Intransitive verb

circa 1909, in the meaning defined at sense 1

History and Etymology for backflash


back entry 3 + flash

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Time Traveler for backflash

Time Traveler

The first known use of backflash was circa 1909

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Cite this Entry

“Backflash.” Dictionary, Merriam-Webster, Accessed 10 Jul. 2020.

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