Moo or MOO may refer to:

In computing MOO, a type of text-based online virtual reality system and the programming language it uses MOO, a version of Bulls and Cows for Unix and Multics Moo.fx, a JavaScript effects library

In entertainment and media Moo (novel), by Jane Smiley Moo, working title of Thug Life (2025 film), an Indian film by Mani Ratnam "Mooo!", a song by rapper Doja Cat MoO or Master of Orion, a computer game "Moo", a song by Cashmere Cat from his 2019 album Princess Catgirl

People Barbara E. Moo, American computer scientist Douglas J. Moo, scholar who specialized in the New Testament Eric Moo, singer and composer Moo Ko-Suen, covert agent of China who tried to purchase US military equipment

Other uses Moʻo, legendary creatures in Hawaiian mythology Moo (restaurant), a Michelin-starred restaurant in Barcelona, Spain Moo language, Adamawa language of Nigeria Moo (sound), an onomatopoeic word for the sound made by cattle Moo or Muban ("village"), the lowest administrative sub-division of Thailand Moomba Airport, IATA airport code "MOO" Mutual of Omaha, an American mutual insurance and financial services company based in Omaha, Nebraska

See also

MU (disambiguation) Moo2 (disambiguation) Moo moo (disambiguation)