Nu or NU may refer to:
Arts and entertainment
Music
- Nu metal, a heavy metal fusion genre
- Nu jazz, a jazz fusion genre
- Nu-disco, a genre of dance music
- Nu gaze, a shoegaze fusion genre
- Nu prog, a subgenre of progressive rock
- Nu-funk, a genre of dance music
Other media
- Nu-13, a fictional character from the BlazBlue video game series
- Nu (Chrono Trigger), a fictional species from the video game Chrono Trigger
- N.U. (film), 1948 documentary film directed by Michelangelo Antonioni
- Mr. Nu, a fictional character from the novel Hitman: Enemy Within
- Nu Gundam from the anime Mobile Suit Gundam: Char's Counterattack
- Nickelodeon Universe, an indoor theme park at Mall of America
- Nu, a 1934 collection of essays written in Romanian by Eugène Ionesco
Businesses and organizations
Universities
United States
- National University (California), a private nonprofit university in La Jolla, California, United States
- Niagara University, a Roman Catholic university in Niagara County, New York, United States
- Northeastern University, a research university in Boston, Massachusetts, United States
- Northwest University (Washington), a private university in Kirkland, Washington, United States
- Northwestern University, a research institution in Evanston, Illinois, United States
- Norwich University, a private military and traditional university in Northfield, Vermont, United States
- University of Nebraska–Lincoln, United States
Japan
- Nagoya University, a national research university
- Niigata University, a national university
- Nihon University, a private university in Tokyo
Other countries
- Nazarbayev University, an international research university based in Astana, Kazakhstan
- Nanjing University, a national university in China
- Naresuan University, a public university in Phitsanulok, Thailand
- Nile University, a private research university in Egypt
- National University (Philippines), a private, non-sectarian university in Manila, Philippines
- NU Bulldogs, the intercollegiate athletic program of the above school
- Nkumba University, a private university near Entebbe, Uganda
- Nirma University, a private university in Ahmedabad, India
- Northern University, Nowshera, a private university in Nowshera, Pakistan
Other businesses and organizations
- Nahdatul Ulama, an Islamic group in Indonesia
- Northeast Utilities, a gas and electric company in the northeastern United States
- Northern Union, an early name of the Rugby Football League
- NU.nl, a Dutch online newspaper
- Japan Transocean Air (IATA airline designator NU)
Language
- Nu (letter), a letter in the Greek alphabet: lowercase ν, uppercase Ν
- Nu (kana), the Japanese characters ぬ and ヌ
- Nu (word), a Yiddish interjection meaning "so what" or "hurry up"
- Nǀu language, a moribund Tuu (Khoisan) language spoken by the Nǁnǂe people in South Africa
People
Burmese people
- Nga Nu, a pretender to the Ava throne (1367)
- Saya Gyi U Nu, a writer famous during King Bodawpaya's reign (r. 1782–1819)
- Me Nu, chief queen of King Bagyidaw (r. 1819–1837)
- U Nu, Prime Minister of the Union of Burma (1948–1958; 1960–1962); "U" is a title equivalent to "Mr."
Other peoples
- Nu people, a Chinese ethnic group
Places
- Nu river or Salween River, in China, Burma, and Thailand
- Nicaragua (NATO country code NU)
- Niue, (ISO 3166 country code NU)
- .nu, the Internet top-level domain for Niue
- Nunavut, the largest and newest of the territories of Canada
- North Uist, an island in the Scottish Hebrides
Science and technology
- .nu, the Internet top-level domain for Niue
- Nu (programming language), an interpreted object-oriented programming language
- NuMachine, a computer architecture developed at MIT
- Nucellar embryony (Nu+), a form of seed reproduction that occurs in certain plant species
- Nusselt number (Nu), a dimensionless heat transfer ratio
- Nanodalton, a unit of mass; see dalton (unit)
- NU, the abbreviation for natural uranium, referring to uranium with the same isotopic ratio as found in nature
- Poisson's ratio, a dimensionless ratio relating strain on element along one axis to the strain in an orthogonal axis, is symbolized by the Greek letter Nu, ν
Other uses
- Nu (mythology), the male form of the Egyptian goddess Naunet
- The Chinese term for crossbow, as in the chu-ko-nu or repeating crossbow
- Bhutanese ngultrum (Nu.), the official currency of Bhutan