Somebody who writes advertisements for radio or television.
Somebody who sells things in an aggressive or showy manner.
One who deceptively sells fraudulent products.
A peddler or hawker, who sells small items, either door-to-door, from a stall, or in the street.
To haggle, to wrangle, or to bargain.
To sell or offer goods from place to place, to peddle.
To promote or sell goods in an aggressive, showy manner.
A person who speaks or writes slang.
A drug dealer, especially one working as part of a network of criminals.