Languages › Japanese Mesu Share Flipboard Email Print 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 June 14, 2017 The Japanese word mesu, pronounced "may-soo", is a female animal, bird, or insect. It can mean, generally, "she", or "a doe". Japanese Characters 雌 （めす） Example Kono mesu no iruka wa Fuji to iu namae desu.この雌のイルカはフジという名前です。 Translation: This female dolphin is called Fuji.