Dictionary Definition :
Definition[1]
:
A digital or manual sign, indicating mail and helmet.
Source
:
A Dictionary of Chinese Buddhist Terms, William Edward Soothill and Lewis Hodous
Definition[2]
:
===(印相)先以二手合掌當心,即以二頭指附於二中指之背,並豎二大指,捻二中指之中節。
Source
:
丁福保《佛學大辭典》