Moo or MOO may refer to:

Look up moo in Wiktionary, the free dictionary.

• 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

• Moo (novel), by Jane Smiley
• "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

• 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

• 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"

Search for "moo" on Wikipedia.

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

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