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had been stockpiling

  • past perfect progressive
    of stockpile.
    stockpile
    noun
    a supply of material, as a pile of gravel in road maintenance.

Example Sentences

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Residents told AFP they had been stockpiling food, candles, and batteries since Monday.

From Barron's Oct. 29, 2025

U.S. officials and Western officials said Prigozhin had been stockpiling weaponry ahead of the mutiny attempt.

From Reuters Jun. 28, 2023

Lugo had been stockpiling gifts for Ellie’s birthday on June 4: leggings and Legos.

From Los Angeles Times May 26, 2022

He said the firm, which produces many of its lines in China, had been stockpiling toys since June to try and avoid a Christmas crisis.

From BBC Sep. 20, 2021

Even before the recession began, companies had been stockpiling cash for decades.

From Newsweek Dec. 28, 2010