hair out of place

idiomatic in the negative informal

(idiomatic, informal, chiefly in the negative) A slight bit of disorder or unkemptness.

Japanese Meaning

ほんの少し乱れている状態（軽微な不整合、だらしなさ） / わずかな乱れ、不揃いな状態

She refused to leave the house with even a single hair out of place.

彼女は、髪が一本でも乱れているまま家を出ることを拒んだ。

Sense（1）

(idiomatic, informal, chiefly in the negative) A slight bit of disorder or unkemptness.

Never fussed none about the work. Never hardly got a hair out of place.