Mass. Gen. Laws ch. 101, § 13: Hawker and pedler defined

Section 13. Except as hereinafter expressly provided, the terms ''hawker'' and ''pedler'' as used in this chapter shall mean and include any person, either principal or agent, who goes from town to town or from place to place in the same town selling or bartering, or carrying for sale or barter or exposing therefor, any goods, wares or merchandise, either on foot, on or from any animal or vehicle.