A posse is a group of individuals who are assembled together, usually for a specific purpose or task. They typically accompany and support someone in their activities or provide protection. In the context of the clue "Entourage," a posse refers to a group of people who accompany and support someone influential or important, such as a celebrity or a high-ranking official.
Note: The provided meaning of the answer is for the latest New York Times crossword puzzle clue: Entourage. Explanations are generated by AI and may be inaccurate.