RINGLEADER n.
Opprobriously, a leader of a body of men engaged in the violation of law or in an illegal enterprise, as rioters, mutineers, or the like. The ringleaders were apprehended, tried, fined, and imprisoned. Macaulay.
TUB n.
b: as, a certain old form of pulpit; a short, broad boat, etc., -- often used jocosely or opprobriously. All being took up and busied, some in pulpits and some in tubs, in the grand work of preaching and holding forth. South.