ベアバック

noun

backless (women's clothing)

Used in fashion contexts for dresses or tops that expose the back.

• 彼かの女じょはパーティーにベアバックのドレスを着きて行いった。

  She went to the party wearing a backless dress.

noun

bareback riding

Refers to riding a horse without a saddle; less common than the fashion sense.

• 彼かれはベアバックで馬うまに乗のるのが好すきだ。

  He likes riding a horse bareback.