The word you provided appears to be a typographical error for "y'all," which is a contraction of "you all." It is commonly used in informal English, particularly in the southern United States, to address a group of people. It conveys a sense of friendliness and inclusion, making it a popular term in casual conversations.
"Y'all" is derived from the phrase "you all." The contraction originated in the early 19th century in the southern United States, where it became a common way to address a group informally.