1. Noun

   1.

   ring finger; third finger; fourth finger (esp. in piano-playing)

2. 2.

   fourth toe

3. Wikipedia definition

   3.

   Ring finger

Example sentences

• 薬指を曲げずに、小指だけを曲げれる？

  Can you bend your pinky without bending your ring finger?

• 「薬指」は「お姉さん指」とも言います。

  In Japanese, the ring finger can also be referred to as "the older-sister finger".