Southern dialect refers to a variety of English spoken in the southern United States. It is characterized by unique pronunciation, vocabulary, and grammar. Common features include the use of "y'all" as a plural form of "you" and the tendency to drop the final "g" in words ending with "-ing," making "going" sound like "goin'." This dialect can vary significantly across different regions, such as Texas, Tennessee, and Georgia. Each area has its own distinct expressions and slang. Southern dialects are often influenced by historical factors, including African American Vernacular English and the languages of early settlers, contributing to their rich linguistic diversity.