Senses
一丝不挂/ 一絲不掛 stark naked
(idiom) not wearing a single thread; without a stitch of clothing; in one's birthday suit
一丝不挂/ 一絲不掛 free from all worries
(literary) to be free from any emotional or worldly attachments; to be disengaged from all worries
一丝不挂/ 一絲不掛 without a line
(literary) of a fishing rod, not having even a single fishing line attached