See also: Appendix:Variations of "ngu" English Noun NGU (uncountable) (medicine) Abbreviation of nongonococcal urethritis. Proper noun NGU Initialism of North Greenville University. Initialism of Nagoya Gakuin University. Initialism of New Giza University. Initialism of National Guard of Ukraine. Anagrams Ung, gnu, gun, GNU, Gun, UNG, nugWikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads