In non-military contexts, a fusillade is used to mean a sudden flurry or outburst of activity directed at something, such as "a fusillade of questions".3
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"fusilade". Oxford English Dictionary (Online ed.). Oxford University Press. (Subscription or participating institution membership required.) https://www.oed.com/search/dictionary/?q=fusilade ↩
"the definition of fusillade". www.dictionary.com. https://www.dictionary.com/browse/fusillade ↩