secret handshake (English, noun)
expansion: secret handshake (plural secret handshakes)
Senses:
glosses: A distinct form of handshake, often with the fingers or thumbs specially positioned, that covertly indicates a person's membership of a club or clique.
glosses: Any shibboleth or distinguishing sign.
tags: broadly
figuratively
Forms:
form: secret handshakes
tags: plural