打手印 meaning in English

make an impression of the hand as a signature

Knowing that he was learning the convenient method to attain liberation in this life , the astral beings refused to let him go because he had used the magical powers of the three realms . brother lu struggled hard , rolling on the floor , performing hand mudras , and gathering his inner vital life force or energy
因为他以前使用神通，动用三界的力量，现在他想一世解脱学习方便法，可是这些阿修罗众生不肯放他走，所以他一直挣扎，在地上打滚运气打手印等等，过了半小时之后才平息下来。
In the old times , if they wanted to have group meditation , they all had to hide and run all over the place , using secret codes , secret handshakes , secret hand signals like mudras hand gestures , or the salutation that you use - even this master makes a gesture - remember the wisdom eye , repeat the holy names , do the quan yin , and then we re together
古时候，他们要合起来共修，都要到处躲躲藏藏，要打一些暗号秘密的握手方式打手印之类的秘密手势，或是像你们一些人常用的问候方式。这表示说要记得集中智慧眼默念佛号做观音，然后我们同在一起师父示范了一连串的手势，这是以前基督徒所使用的暗号，用来辨识同修。