A-G | H-J | K-M | N-R | S-T | U-Z

U
Uchikomi Repeated practice without completion
Ude Arm
Uke Person receiving the technique
Ukemi Breakfall techniques
Ushiro Backward, rear
Ushiro Sabaki Back movement control
Ushiro Ukemi Falling backward

W
Waki Armpit
Waza Technique
Waza Ari Near ippon or half point
Waza ari Awasete Ippon Two waza-ari together for ippon

Y
Yakusoku Geiko (or renshu) Pre-arranged free practice
Yoko Side
Yoko Kaiten Ukemi Sideways rolling break fall
Yoko Sutemi Waza Side sacrifice throws
Yoko Ukemi Falling sideways
Yoshi Resume action, continue
Yubi Finger
Yudansha Person who earned the black belt
Yudanshakai Black belt association
Yuko Score less than a waza-ari
Yusei Gachi Win by judge's decision

Z
Zanshin Awareness
Zarei Kneeling salutation
Zenpo Kaiten Ukemi Forward rolling break fall
Zubon Pants