Definition: In English language, there are many words like "lang", "ly" and "lay", but not "langu." In this case, it's a short form for 'language', which means a spoken or written communication system. Langley is a term used to describe an area of a place that has an extensive number of people from the same ethnic group living there. It can also refer to a small town located in the United States and having over 30,000 inhabitants, but it's usually a small one or two towns combined. If you need more help or information on any specific topic, feel free to ask!