冠かんむりを曲まげる

expression, ichidan verb

get offended; get sulky; get stubborn

Idiomatic expression meaning to become displeased or offended, often over something minor, and to act stubbornly or sulkily as a result. The image is of one's crown (冠) being bent out of shape.

• 彼かれはちょっとしたことで冠かんむりを曲まげる。

  He gets offended over the slightest things.

• そんなことで冠かんむりを曲まげないでよ。

  Don't get so sulky over something like that.