mudra

noun2

1. •
   Any of several formal symbolic hand postures used in classical dance of India and in Hindu and Buddhist iconography.

   • The king of creation would not have curved his palm into the likeness of a Hindu mudra in an attempt to protect the tiny launching pad on his thumbnail from the dank wind. — 1996
2. •
   Any of the formal body positions and postures used in yoga and meditation.

   • The Kechari Mudra is accomplished by thrusting the tongue into the gullet, by turning it over itself, and keeping the eyesight in the middle. — 1915