What is the meaning of in a flash?

Without any delay.
- usage: "he was killed outright"
- synonyms: instantaneously, outright, instantly

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APA	WordNet. (2010). in a flash. Retrieved September 21, 2026, from http://smartdefine.org/in_a_flash/definitions/1251942
Chicago	WordNet. 2010. "in a flash" http://smartdefine.org/in_a_flash/definitions/1251942 (accessed September 21, 2026).
Harvard	WordNet 2010, in a flash, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/in_a_flash/definitions/1251942>.
MLA	WordNet. "in a flash" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/in_a_flash/definitions/1251942>

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