A rookie was an individual playing in their first year of a sport. Baseball player Willie Mays's rookie year was 1951. (DS9: "In the Cards") Buck Bokai's rookie year was 2015. (DS9: "Past Tense, Part II") A baseball card that featured a player in his rookie year was called a rookie card. (DS9: "In the Cards") According to Star Trek: Deep Space Nine Companion, the character of Ekoria from DS9: "The Quickening" was originally named "Ekorio", which was an anagram of the word "rookie". Retrieved from "https://memory-alpha.fandom.com/wiki/Rookie?oldid=2203797" Categories: Sports Slang Add category Cancel Save Community content is available under CC-BY-NC unless otherwise noted.