sell in WordNet English dictionary

1. deliver to an enemy by treachery
   "Judas sold Jesus"; "The spy betrayed his country"
   betray  sell 
   
2. do business; offer for sale as for one's livelihood
   "She deals in gold"; "The brothers sell shoes"
   deal  sell  trade 
   
3. persuade somebody to accept something
   "The French try to sell us their image as great lovers"
   sell 
   
4. exchange or deliver for money or its equivalent
   "He sold his house in January"; "She sells her body to survive and support her drug habit"
   sell 
   
5. give up for a price or reward
   "She sold her principles for a successful career"
   sell 
   
6. be sold at a certain price or in a certain way
   "These books sell like hot cakes"
   sell 
   
7. be responsible for the sale of
   "All her publicity sold the products"
   sell 
   
8. be approved of or gain acceptance
   "The new idea sold well in certain circles"
   sell 
   

1. the activity of persuading someone to buy
   "it was a hard sell"
   sell