びんぼうゆすり
shaking one's legs (usu. unconsciously); tapping one's foot; fidgeting (of the legs)
Also written 貧乏揺すり
Noun, Suru verb
貧乏びんぼうゆすりが止とまりません。
I can't stop shaking my leg.
貧乏びんぼうゆすりはやめて、静しずかに座すわっときなさい。
Stop fidgeting and sit quietly.