butterburger

== English == === Alternative forms === butter burger === Etymology === From butter +‎ burger. === Noun === butterburger (plural butterburgers) (US) A hamburger made with butter, whether it is mixed with the meat or applied to the bun before toasting. ==== References ==== Amrita Gupta, The History of the Butter Burger: Wisconsin’s deliciously messy contribution to the burger canon. [1]