Pearl Harbor

US/ˌpɝ˞l ˈhɑɹbɚ/UK/ˌpɜːl ˈhɑːbə/

proper noun

A deep water harbor in Oahu, Hawaii, United States in the Pacific.

“Pearl Harbor happened in 1941 and was the direct cause of the United States' entry into World War II.”

Meanings

proper noun

alternative Pearl Harbour

  1. A placename
    1. governmentA naval base in Pearl Harbor, Oahu, Hawaii, United States: a US Navy base

      Bluto: What? Over? Did you say "over"? Nothing is over until we decide it is! Was it over when the Germans bombed Pearl Harbor? Hell no! Otter: [to Boon] Germans? Boon: Forget it, he's rolling.

      1978, Harold Ramis, Douglas Kenney, Chris Miller, Animal House (motion picture), spoken by Bluto (John Belushi), Universal Pictures
    2. alternativeAlternative form of Pearl Harbour.
  2. historicalmetonymicallyThe attack on Pearl Harbor.

    Pearl Harbor happened in 1941 and was the direct cause of the United States' entry into World War II.

    1 more example

    “Casablanca” was completed in 1942, but it’s set in December, 1941, the time of Pearl Harbor.

    2012 March 19, David Denby, “Everybody Comes to Rick’s: “Casablanca” on the Big Screen”, in The New Yorker, archived from the original on 10 Jul 2016
nounPearl Harbor (plural Pearl Harbors)

plural Pearl Harbors · alternative Pearl Harbour

  1. A sneak attack, often using underhanded measures.

    Most Americans wanted no more Pearl Harbors, but they now expected Germany to attempt one.

    2002, Richard F. Hill, Hitler Attacks Pearl Harbor: Why the United States Declared War on Germany, page 85
  2. A seminal dramatic event that unites a community and arouses it into action against an enemy.

    We certainly don’t want a GPS Pearl Harbor, but probably it’s gonna take a GPS Mogadishu to get people’s attention.

    2012 July 6, Lorenzo Franceschi-Bicchierai, quoting Milton Clary, “Drone Hijacking? That’s Just the Start of GPS Troubles”, in Wired, archived from the original on 08 Feb 2013
    3 more examples

    For all practical purposes, the United States is undergoing an electronic Pearl Harbor, and the target is one of the most crucial segments of our way of life: Information.

    1991, Winn Schwartau, Terminal Compromise

    Still, instead of thinking in terms of the industry's repeated warnings of a "digital Pearl Harbor," McPherson said, "I think cyberwarfare will be far more subtle," in that "certain parts of the system won't work, or it will be that we can't trust information we're looking at."

    2007 June 24, John Schwartz, quoting Danny McPherson, “Preparing for a digital Pearl Harbor”, in The New York Times, →ISSN, archived from the original on 10 Jan 2021

    IDF says fighting is ongoing in south, saying it ‘could be a 9/11 and a Pearl Harbour wrapped into one’ as Supernova festival-goers describe attack[.]

    2023 October 9, Ben Doherty, “Israel military says situation ‘dire’ in south as 260 bodies retrieved from festival”, in The Guardian, →ISSN, archived from the original on 03 Nov 2023
verbPearl Harbor (third-person singular simple present Pearl Harbors, present participle Pearl Harboring, simple past and past participle Pearl Harbored)

present singular third person Pearl Harbors · participle present Pearl Harboring · participle past Pearl Harbored · past Pearl Harbored · alternative Pearl Harbour

  1. slangoften passive voiceTo attack by surprise; to subject to a sneak attack.

    The first and second ships had been successfully Pearl Harbored. The third was not to be surprised. As we approached, she dropped her net and fled. We pursued.

    2000, James P. Sterba, Earth Ethics: Introductory Readings on Animal Rights, page 345
    1 more example

    Pearl Harbor had seared itself into the American consciousness, but even at the times of greatest tension American Presidents never believed that they were about to be Pearl Harbored again.

    2013, Heiner Timmermann, The Future a Memory: The Cold War and Intelligence, page 127
  2. oftenpassiverareslangTo take rudely by surprise.

    Of course, with the Soviets' launch of Sputnik, the Americans had been Pearl Harbored in space.

    2001, Arthur C. Clarke, quoted in Stylistics: A Resource Book for Students (2004), page 143
    1 more example

    If I had quit two houses sooner than I did all would have been well but since I didn't, I got Pearl Harbored by some big kid dressed up in a Ben Cooper Howdy Doody plastic outfit and a goofily grinning mask […]

    2015, Halloween Shrieks, →ISBN, page 107

Origin

  1. HawaiianWai Momi“pearl water”
  2. EnglishPearl Harbor

Calque of Hawaiian Wai Momi (“pearl water”). The extended senses allude to the surprise attack executed by the Imperial Japanese Navy on the harbor on December 7, 1941.

Full word history & related roots →

Translations

Arabic بِيرْل هَارْبَر
  • بِيرْل هَارْبَر (birl harbar)a harbor on Oahu
Bulgarian Пърл Ха́рбър
  • Пърл Ха́рбър (Părl Hárbăr)a harbor on Oahu
Chinese Mandarin 珍珠港
  • 珍珠港 (Zhēnzhūgǎng)a harbor on Oahu
Dutch Pearl Harbor
  • Pearl Harbora harbor on Oahu
Finnish Pearl Harbor
  • Pearl Harbora harbor on Oahu
German Pearl Harbor
  • Pearl Harbora harbor on Oahu
Greek Περλ Χάρμπορ
  • Περλ Χάρμπορ (Perl Chármpor)a harbor on Oahu
Hawaiian Wai Momi
  • Wai Momia harbor on Oahu
Hebrew פרל הארבור
  • פרל הארבורa harbor on Oahu
Hindi पर्ल हार्बर
  • पर्ल हार्बर (parl hārbar)a harbor on Oahu
Icelandic Perluhöfn
  • Perluhöfna harbor on Oahu
Japanese 真珠湾, パールハーバー
  • 真珠湾 (Shinjuwan)a harbor on Oahu
  • パールハーバー (Pāru Hābā)a harbor on Oahu
Korean 진주만, 펄 하버
  • 진주만 (Jinjuman)a harbor on Oahu
  • 펄 하버 (Peol Habeo)a harbor on Oahu
Persian پرل هاربر
  • پرل هاربر (perl hârbor)a harbor on Oahu
Polish Pearl Harbor
  • Pearl Harbora harbor on Oahu
Portuguese Pearl Harbor
  • Pearl Harbora harbor on Oahu
Russian Пёрл-Ха́рбор, Перл-Ха́рбор
  • Пёрл-Ха́рбор (Pjorl-Xárbor)a harbor on Oahu
  • Перл-Ха́рбор (Perl-Xárbor)a harbor on Oahu
Thai ท่าเรือเพิร์ล
  • ท่าเรือเพิร์ล (tâa reua pern)a harbor on Oahu
Ukrainian Перл-Ха́рбор
  • Перл-Ха́рбор (Perl-Xárbor)a harbor on Oahu
Vietnamese Trân Châu Cảng
  • Trân Châu Cảnga harbor on Oahu
Cite this entry
APA

Pearl Harbor. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/Pearl%20Harbor

MLA

“Pearl Harbor.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Pearl%20Harbor. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “Pearl Harbor,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/Pearl%20Harbor.

Source: Pearl Harbor on Wiktionary, CC BY-SA 4.0.