Yahoo Web Search

In common usage, a butter knife may refer to any non-serrated table knife designed with a dull edge and rounded point; formal cutlery patterns make a distinction between such a place knife (or table knife) and a butter knife. In this usage, a butter knife (or master butter knife) is a sharp-pointed, dull-edged knife, often with a sabre shape, used only to serve out pats of butter from a central bu... Wikipedia