SHIBBOLETHS
Noun
shibboleths
plural of shibboleth
Source: Wiktionary
SHIBBOLETH
Shib"bo*leth, n. Etym: [Heb. shibboleth an ear of corn, or a stream,
a flood.]
1. A word which was made the criterion by which to distinguish the
Ephraimites from the Gileadites. The Ephraimites, not being able to
pronounce sh, called the word sibboleth. See Judges xii.
Without reprieve, adjudged to death, For want of well pronouncing
shibboleth. Milton.
Definition: Also in an extended sense.
The th, with its twofold value, is . . . the shibboleth of
foreigners. Earle.
2. Hence, the criterion, test, or watchword of a party; a party cry
or pet phrase.
Source: Webster’s Unabridged Dictionary 1913 Edition