Languages › Japanese Meaning of Mazui in Japanese Share Flipboard Email Print Mazui; not good. John Lund / Getty Images Japanese Essential Japanese Vocabulary History & Culture Japanese Grammar By Namiko Abe Japanese Language Expert B.A., Kwansei Gakuin University Namiko Abe is a Japanese language teacher and translator, as well as a Japanese calligraphy expert. She has been a freelance writer for nearly 20 years. our editorial process Namiko Abe Updated April 18, 2018 Mazui is a Japanese word meaning not good, or unwise. Learn more about its pronunciation and usage in the Japanese language below. Pronunciation Click here to listen to the audio file. Meaning not good; unsavory; poor; unwise Japanese Characters まずい Example and Translation Konna koto o shite wa mazui to omoinagara yatte shimatta.こんなことをしてはまずいと思いながらやってしまった。 or in English: I did it against my better judgment.