bizzo noun2 •(UK, slang) Business; a matter or matters of personal concern; a course of action.TOM: I knew you'd have to do the full bizzo, I knew it. You disgust me. — 1993 •(Australia, slang) An item whose name has been forgotten; a thingumajig.... check the connection bizzos, also check your Microsoft mail settings. — 1997 formsbizzos