mudra

mudra puhekieltä Any of several formal symbolic hand postures used in classical dance of India and in Hindu and Buddhist iconography.
1996 — Victor Pelevin, Crystal World (1994); translated from Russian by Andrew Bromfield.

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.

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