Definition, Meaning, Synonyms & Anagrams | English word XO

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Definitions of XO

1. Alternative form of xoxo. (an abbreviation for hugs and kisses, usually placed at the end of a letter.)
2. Alternative letter-case form of xo.
3. Initialism of extra old; a grade of premium cognac, that has been aged in barrels for more than 6.5 years.
4. (military, nautical) Initialism of executive officer.

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Examples of Using XO in a Sentence

• Xanthine oxidase (XO, sometimes XAO) is a form of xanthine oxidoreductase, a type of enzyme that generates reactive oxygen species.
• Produced by Rob Schnapf, known for his collaboration with Tom Rothrock on Elliott Smith's albums Either/Or, XO, and Figure 8, Highly Evolved was an immensely popular debut, part of a trend towards garage rock revival bands known as much for the relentless hype from the UK music press as for their music; the Vines were frequently compared to Nirvana.
• While they were in Metro Manila in the Philippines, Murad and Yousef often went to two karaoke bars, the XO on Adriatico Street, and the Firehouse on Roxas Boulevard in Pasay.
• Leuer, and re-drafted by the battalion XO, MAJ "Rock" Hudson and finalized at Fort Stewart, Georgia in 1974 when the original cadre deployed there on 1 July 1974.
• XO sex determination system, a chromosomal system used to designate sex of some species of insects, arachnids, and mammals.
• In many militaries and police forces, an executive officer, or "XO", is the second-in-command, reporting to the commanding officer.
• Emily Hamilton's role of Lt Cdr Jenny Howard in the 2004 ITV series Making Waves was influenced by the real life Kent XO, Lt Cdr Vanessa Jane Spiller, then the first and only female XO serving aboard a warship in the Royal Navy.
• A 2023 review by Pitchforks Jayson Greene described the album as "a transformational landmark and a logical next step for the restless composer" and remarked that the "breadth and depth of XO astonished even his benefactors".
• The song "Clementine" is a reworking of the 19th century American western folk ballad "Oh My Darling, Clementine", which Smith would reference again in a later song, "Sweet Adeline", released in 1998 on XO.
• Cadets parade by divisions, and are expected to route grievances and requests through the chain of command, running either directly from the DPO to DivO to the executive officer (XO) to the commanding officer (CO) or from the DPO to the cadet Regulating Petty Officer (RPO, the second senior cadet in the unit), to the cadet coxswain (cox'n, the senior cadet in a unit).
• Using the alias "Deuce", he, along with fellow Texas rappers XO and the late Houston rapper Big Hawk from the Screwed Up Click, is featured rapping the song "Don't Tread" in a Nike soccer advertising campaign for the 2006 World Cup, with the intention to showcase both the sport's working-class roots and the United States team ahead of the World Cup.
• Hugs and kisses, abbreviated in the Anglosphere as XO or XOXO, is an informal term used for expressing sincerity, faith, love, or good friendship at the end of a written letter, email or text message.
• His recent pedalboard consists of a Fulltone GT-500 Distortion/Booster, a Korg Pitchblack Tuner, A Visual Sound Visual Volume Pedal, a Visual Sound Double Trouble dual overdrive, a Maxon Distortion Master, an Electro-Harmonix XO Holy Grail Reverb, an Electro-Harmonix Deluxe Memory Man, and an MXR Micro Amp Boost.
• Still serving as XO of the 2nd Battalion, Winters helped defend the line northeast of Bastogne near the town of Foy.
• For Christmas, McKee released a special called "California Winter Extravaganza" on her YouTube account on December 16, which features Ferras, Sarah Hudson, Lindsey Stirling, Todrick Hall, Karmin, Eden xo, Paper Pilots, and Bridget Marquardt.
• After Urban Dance Squad disbanded in 2000, he left Junkie XL and made a few records with short-lived bands and projects: The League Of XO Gentlemen (Smiling At The Claptrap Circuses, 2003) and Club Of High Eyebrows (Older Now, 2007).
• The House of Delamain only produces XO and above cognacs and only produces cognacs produced from eaux de vie from cognac's Grande Champagne region, which is widely recognized as cognac's finest terroir.
• Ethnic groups in Kon Tum province include the Viet, Bahnar, Brau, Giẻ Triêng, Jarai, Rơ Măm, and Xo Dang.
• When the Paratroop Task Force departed Land's End, England on November 7, 1942, Yarborough, as executive officer (XO), accompanied it on its flight over Spain toward its target objectives in Algeria.
• Resnick is also involved in the next generation of Programmable Bricks, and the One Laptop per Child project which designed the OLPC XO ($100 laptop).

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