The term 'wide headline' can be summarized as a BANNER, which is a large piece of fabric with a message or design printed on it. It is typically hung up in public places to advertise or promote something. Banners are often used for events, such as festivals, parades, and political rallies. They are also used to display messages of support or protest. The term 'wide headline' refers to the size of the BANNER, which is usually much larger than a regular headline.