clarified butter

(US slang, dated) A prosperous dairy farmer (or other wealthy rural citizen), seen as coming into the big city and ostentatiously living it up.

plural of button accordion

An accordion with a keyboard in the form of series of buttons.

Alternative form of button one's lip

(idiomatic) To remain silent, especially in order to keep a secret or to avoid saying something inappropriate.

plural of butter-and-egg man

A long patch of butter on a floor that will cause anybody walking on it to slip, traditionally used in slapstick or as a practical joke.

A preparation of unsalted butter in which the butterfat and milk solids are allowed to separate and brown over a heat, used in French pastry or as a sauce.

brown butter