Verb
The value of the stock has quadrupled in the past year.
The town's population has quadrupled in the past 50 years.
The company has quadrupled the number of its employees. Adjective
She ordered a quadruple espresso.
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Verb
Indian media has reported that bottled water is getting more expensive, with prices for plastic bottle caps quadrupling since the war started.—👁 Image Stephanie Yang, CNN Money, 4 Apr. 2026 Eight out of every 1,000 ballots were rejected in November for late arrival, quadruple the 2024 rate, potentially disenfranchising voters used to mailing their ballots on election day.—👁 Image Vanessa Martínez, Los Angeles Times, 4 Apr. 2026
Noun
The podcast revisited a 1997 unsolved quadruple murder in Miramar that left a mother, a grandmother, and two young girls beaten and shot to death.—👁 Image Abigail Hasebroock, Sun Sentinel, 1 Apr. 2026 Head coach Tony Popovic made a quadruple substitution.—👁 Image Michael Bailey, New York Times, 1 Apr. 2026
Adjective
Alongside the cylinder are two fold-out tools, one of which serves quadruple duty as a pry bar, nail puller, saw, and box opener.—👁 Image New Atlas, 24 Feb. 2026 In a matter of five hours, eight people suffered gunshot wounds in two quadruple shootings in Duval County.—👁 Image Scott Butler, Florida Times-Union, 22 Feb. 2026 See All Example Sentences for quadruple
Word History
Etymology
Verb
Middle English (Scots), from Latin quadruplare, from quadruplus
Noun
Middle English, from Anglo-French, from Latin quadruplum, from neuter of quadruplus four times as great, from quadri- + -plus multiplied by — more at -fold
