backflash

American  

[bak-flash] / ˈbækˌflæʃ /

noun

1. a flashback.

   Backflashes of the heroine's childhood fill in gaps in the novel's narrative.

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Etymology

Origin of backflash

First recorded in 1930–35; back ² + flash

Example Sentences

"It got bad very fast. The backflash just happened that quick."

From BBC

The backflash was a rise in racism and attacks on the president that were unending, from total obstruction in the Senate that has continued in an unprecedented and unconstitutional way so that even the president's nomination of a Supreme Court justice has been blocked for almost a year.

From New York Times