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 9, 2010
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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 6, 2017
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