1To shrug (one's shoulders); to draw back or hunch (one's body or head); to make oneself smaller (often expressing indifference, discomfort, or recoil).
彼は知らないふりをして肩をすくめた。
He shrugged his shoulders, pretending not to know.
寒さで思わず体をすくめてしまった。
I involuntarily hunched my body because of the cold.
そのひどい言葉に思わず顔をすくめた。
I winced at that harsh remark.