Pittsburgh English, often referred to as Pittsburghese, is a distinctive dialect spoken in and around Pittsburgh, Pennsylvania. It features unique vocabulary, pronunciation, and grammatical structures that set it apart from standard American English. Common phrases include "yinz" for "you all" and "dahntahn" for "downtown." The dialect has roots in the region's diverse immigrant history, incorporating influences from German, Italian, and Slavic languages. This blend reflects the city's rich cultural heritage and industrial past, making Pittsburgh English a vital part of the local identity and community.