NLU may refer to: Natural-language understanding, in computational linguistics and AI National Labor Union, United States, 1866–1873 National Law Universities, in India National-Louis University, Illinois, United States University of Louisiana at Monroe (called Northeast Louisiana University 1969–1999), United States "Not Like Us", 2024 diss track by Kendrick Lamar Felipe Ángeles International Airport, Zumpango, Mexico (opened 2022; IATA code: NLU) Insel Air Aruba, a Dutch Caribbean airline (2012–2017; ICAO code: NLU)