noun
standing on tiptoe; unsteady step
Literally describes the physical state of being on the balls of the feet, often implying an unstable or ready-to-move posture. Commonly used in the phrase 浮き足立つ (to be on tiptoe, to be restless).
彼は浮き足でそっと部屋を出た。
He quietly left the room on tiptoe.
noun
restlessness; unsettled state; readiness to flee
Figurative extension of the physical sense, describing a mental state of agitation, anxiety, or eagerness to escape. Often appears in the expression 浮き足立つ.
不況のニュースに市場は浮き足立った。
The market became unsettled at the news of the recession.
noun
high volatility; severe fluctuation
Finance-specific usage, referring to market instability and sharp price movements.
為替市場は浮き足の状態が続いている。
The foreign exchange market continues to be highly volatile.
The verb form meaning 'to become restless' or 'to be on tiptoe'; more commonly used than the noun 浮き足 alone.
Compound of 浮き (uki, 'floating') + 足 (ashi, 'foot'), literally 'floating foot'. The figurative senses derive from the image of being unsteady or ready to move.