\ ˈblak-ˈflag How to pronounce black-flag (audio) \
black-flagged; black-flagging; black-flags

Definition of black-flag

 (Entry 1 of 2)

transitive verb

: to signal (a race-car driver) to go immediately to the pits

black flag


Definition of black flag (Entry 2 of 2)

: a pirate's flag usually bearing a skull and crossbones

Examples of black-flag in a Sentence

Recent Examples on the Web: Noun At one point, Canfora waved a black flag at the mass of Guardsmen. Laura Johnston, cleveland, "‘I have great pride in the revolt:’ Kent State University shooting victim Alan Canfora recounts events leading to May 4, 1970," 3 May 2020 Demonstrators honked horns and waved black flags from windows but remained in their cars to comply with public health instructions. Josef Federman, The Christian Science Monitor, "Israelis create new lawful patterns of protest amid pandemic," 30 Apr. 2020 Many of the cars honked and hung black flags out their windows. Aron Heller,, "Israeli protests accuse Netanyahu of imposing a dictatorship," 19 Mar. 2020 Some held black flags, which have become the symbol of their campaign in recent weeks., "Churches mostly empty for Orthodox Easter due to virus rules," 19 Apr. 2020 Just a black flag, inscribed with one word — Montag — scored out by a red circle and a slash. Rory Smith, New York Times, "In Germany’s Bundesliga, a Power Struggle Plays Out on Banners," 4 Mar. 2020 Moreover, many camps in Syria are stuffed with tethered tents and tens of thousands of victims deep in mourning, and mass graves still lie below the barren landscapes once trampled over with the callous black flag. Fox News, "ISIS 'caliphate' crumbled in 2019, but terror group remains forceful threat, experts say," 22 Dec. 2019 Under the most extreme black flag conditions, triggered when temperatures top 90 degrees, the military requires 50 minutes of rest for every 10 minutes of strenuous work. NBC News, "Rising temperatures put U.S. troops at risk during training, report finds," 11 Nov. 2019 The silver-and-black flag hangs above the entrance, motionless in the steady afternoon rain. Rich Campbell,, "The Khalil Mack trade made the Bears instant contenders. Raider Nation is still grappling with the loss — and hoping Jon Gruden’s plan pays off.," 4 Oct. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'black-flag.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of black-flag


1963, in the meaning defined above


1720, in the meaning defined above

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The first known use of black-flag was in 1720

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Cite this Entry

“Black-flag.” Dictionary, Merriam-Webster, Accessed 4 Jun. 2020.

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Rhyming Dictionary: Words that rhyme with black-flag

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