Knob of Butter

A British term denoting some butter, or a more gentlemanly insult when striving to avoid strong language.

Richard, you knob of butter. You've spilt my pint of ale all over the table.

by Sensei_Tohru January 09, 2010

knob butter

The kind of slime left on your knob after ramming a kuntren in the face pussy

My god Bunky !!!
You forgot to wipe that knob butter off after ramming kuntrens face pussy you cunt,
Clean off that knob butter at once

by Bunkylove April 06, 2017