"OMG" is an abbreviation for "Oh my God," commonly used in informal communication, especially in text messages and social media. It expresses surprise, excitement, or disbelief. The phrase has become a part of everyday language, often conveying strong emotions in a concise way. The term gained popularity in the early 2000s with the rise of texting and online chatting. It is often associated with youth culture and is frequently used in contexts related to pop culture, celebrities, and trending topics. Over time, "OMG" has evolved into a versatile expression, appearing in various forms of media, including movies and music.