Sell meaning : An act of selling. An easy task. An imposition, a cheat; a hoax; a disappointment; anything occasioning a loss of pride or dignity. (ditransitive) To transfer goods or provide services in exchange for money. To be sold. To promote a product or service. To promote a particular viewpoint. To betray for money. To trick, cheat, or manipulate someone. To pretend that an opponent's blows or maneuvers are causing legitimate injury; to act.