meet and greet
1. adjective (hyphenated and used before a noun) Typified by a notable figure socializing with members of the public, the press, or guests in attendance. The meet-and-greet gala is being held to promote the presidential nominee's public profile and help drum up support ahead of the November election.
2. noun An event or reception in which a notable figure socializes with members of the public, the press, or guests in attendance. The normally media-shy singer is holding a meet and greet to help raise awareness for her newest charity campaign.