Noun
Jucy Lucy (plural Jucy Lucys)
(US) A cheeseburger with the cheese inside the meat instead of on top, resulting in a melted core of cheese.
Post-appointment, cross two intersections and treat yourself to a Jucy Lucy. Source: Internet
One item of note, Minneapolis and Saint Paul pioneered the Jucy Lucy (or "Juicy Lucy"), a hamburger with a core of melted cheese. Source: Internet