Seth Dixon, Ph.D.‘s insight:

For computers, shibboleths allow online verification of your identity.  Culturally, shibboleths are words that have distinct regional pronouncations and consequently ‘reveal’ something of the speakers ethnic, cultural or regional background.  This Washington Post article lists some phrases that people that are visiting Washington D.C., or not from there often get wrong. 

Tags: language, culture, Washington DC, unit 3 culture.

See on www.washingtonpost.com