The definition of a shibboleth is a password or test phrase.(noun)
An example of a shibboleth is a phrase used by a guest to get into a Masonic club.
See shibboleth in Webster's New World College Dictionary
Origin: ME sebolech, after LL(Ec) sciboleth < Heb shibolet, a stream: pres. meaning from the use of the word as a test word
See shibboleth in American Heritage Dictionary 4
Origin: Ultimately from Hebrew šibbōlet, torrent of water, from the use of this word to distinguish one tribe from another that pronounced it sibbōlet (Judges 12:4-6).
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