Ko
Appearance
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A KO is a knockout in various sports, such as boxing and martial arts.
K.O., Ko or Kō may also refer to:
Arts and entertainment
Music
- KO (musician), Canadian musician who plays a fusion of hip hop and folk music
- K.O. (album), a 2021 album by Danna Paola
- K.O (rapper), South African rapper Ntokozo Mdluli
- Karen O (born 1978), lead singer of the rock group Yeah Yeah Yeahs
- Kevin Olusola, American cellist, beatboxer and member of a cappella group Pentatonix
- K.O. (song), a song by Pabllo Vittar
- K.O., a 2008 album by Rize
- "K.O.", a 2004 song by Smujji
Other media
- Ko (Go), in the board game Go
- Ko (film), a 2011 Tamil action movie
- Knight Online, a 2004 online role-playing game
Language
- Ko language
- Ko (kana), the romanization of the Japanese kana こ and コ
- ISO 639-1 code for the Korean language
Surname
- Ko (Korean surname)
- Gao (surname), a surname of Chinese origin romanized to Ko in Hong Kong, and in several romanizations especially in South-east Asia
- Ke (surname), a Chinese surname romanized as "Ko" in the Wade–Giles system
- Xu (surname 許), a surname of Chinese romanized as Ko in the Teochew dialect
People
- K.O (rapper) South African musician and businessman
- KO (musician), Canadian musician who plays a fusion of hip hop and folk music
- Ko Simpson (born 1983), professional American football player for the Buffalo Bills
- Kevin Owens, Canadian professional wrestler
Places
- Ko Mountain, the second-highest peak in the Sikhote-Alin Mountains of Russia
- Ko. Madhepura, Nepal, a village development committee
- Ko, Lamphun, Thailand, a village and subdistrict
- Kö, an urban boulevard in Düsseldorf, Germany
Science and technology
- Ko, an ancient Chinese weapon also known as a dagger-axe in English
- Kō, a version of the foot plough used by the Māori people
- Gene knockout, a molecular biology genetic technique, abbreviated KO
- Knowledge organization, branch of information science
- Knowledge Organization, an academic journal published by the International Society for Knowledge Organization
- kilooctet (computing), a unit of information or computer storage
- Loadable kernel module (file extension .ko)
- Real K-theory
Transportation
- Kō Station (Aichi) on the Meitetsu Nagoya Main Line in Japan
- Kō Station (Tokushima) on the Tokushima Line in Japan
- Alaska Central Express, IATA airline designator
Other uses
- The Coca-Cola Company, stock ticker symbol and corporate internet domain ko.com
- Civic Coalition (Poland), or Koalicja Obywatelska (KO), a Polish electoral alliance
- Knock-off, a counterfeit product
- Kemetic Orthodoxy, a religion
- Contracting Officer, US government acronym KO or CO
- K.O., protagonist in OK K.O.! Let's Be Heroes
- Ko Ukumori, a character in the air combat game The Sky Crawlers: Innocent Aces
- Dukkha, the concept of unsatisfactoriness in Buddhism
- Kick-off (association football), the time or manner of start of play
- Kō, Japanese for incense; see Japanese incense
- Kōdō, the art of appreciating Japanese incense
- Momofuku Ko, a New York restaurant