jump-out
n.— «“When they play the games, it’s ‘We’ll be the hustlers, you be the jump-outs.’”» —“Learning to Play the Drug Game; District Youngsters Emulating Adults in Make-Believe Deals” by Rene Sanchez Washington Post June 5, 1988. (source: Double-Tongued Dictionary)
Further reading
Katie in Everett, Washington, is curious about the expression If ifs and ands were pots and pans, there’d be no need for tinkers. What is a tinker? She heard this phrase on the television series The Gilded Age, in response to a character who...