wavering; unsteady; ready to flee
Describes a posture or attitude where one is half-standing, hesitant, or ready to leave; often implies lack of commitment or nervousness.
彼は浮き腰で、いつでも逃げ出しそうだった。
He was on edge and looked ready to bolt at any moment.
floating hip throw (judo)
A judo technique where the thrower lifts the opponent's hips while turning; a specific term in martial arts.
浮き腰は柔道の投げ技の一つです。
Uki-goshi is one of the throwing techniques in judo.
During the meeting, she was fidgety and couldn't settle down.
Compound of 浮き (uki, 'floating') + 腰 (koshi, 'hips'). The literal image of 'floating hips' gives rise to both the figurative sense of being unsteady or ready to move, and the judo technique name.