What is "auricular finger"

Auricular \Au*ric"u*lar\ ([add]*r[i^]k"[-u]*l[~e]r), a. [LL. auricularis: cf. F. auriculaire. See Auricle.]

1. Of or pertaining to the ear, or to the sense of hearing; as, auricular nerves.

2. Told in the ear, i. e., told privately; as, auricular confession to the priest.

   This next chapter is a penitent confession of the king, and the strangest . . . that ever was auricular.
   --Milton.

3. Recognized by the ear; known by the sense of hearing; as, auricular evidence. ``Auricular assurance.''
   --Shak.

4. Received by the ear; known by report. ``Auricular traditions.''
   --Bacon.

5. (Anat.) Pertaining to the auricles of the heart.

   Auricular finger, the little finger; so called because it can be readily introduced into the ear passage. [1913 Webster] ||