jello shot(redirected from a Jell-O shot)
slang A small amount of hard alcohol that has been mixed with Jell-O powder and become gelatinous, served and consumed in a single serving (a "shot"). Jello shots? What, are we in college? Allie said she doesn't like the taste of alcohol, so I gave her a jello shot instead.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.