貧びん乏ぼう揺ゆるぎ

noun

leg shaking; foot tapping; fidgeting legs

Refers to the habitual, often unconscious shaking or tapping of one's legs, similar to 貧乏ゆすり. The term uses 揺るぎ (ゆるぎ), a voiced variant of 揺すり (ゆすり).

See also: 貧乏ゆすり

• 会かい議ぎ中ちゅう、彼かれの貧びん乏ぼう揺ゆるぎが気きになって集しゅう中ちゅうできなかった。

  During the meeting, his leg shaking bothered me and I couldn't concentrate.

noun

very slight movement

Archaic usage, found in the set phrase 貧乏揺るぎもしない (not even a slight movement). Not used in modern Japanese outside this expression.

See also: 貧乏揺るぎもしない

• 古ふるい文ぶん章しょうでは「貧びん乏ぼう揺ゆるぎもしない」という言いい回まわしが、微び動どうだにしない様よう子すを表あらわすのに使つかわれた。

  In old texts, the phrase 貧乏揺るぎもしない was used to describe not moving even slightly.