Answer: MAINEVENT

The term "main event" refers to the most important or prominent part of a show, performance, or competition. It is typically the last or final act or match that is expected to attract the most attention or be the highlight of the event. In the context of the clue "headliner," it refers to the main attraction or featured performer who is being showcased or promoted as the top act.

Note: The provided meaning of the answer is for the latest New York Times crossword puzzle clue: Headliner. Explanations are generated by AI and may be inaccurate.