buy in WordNet English dictionary

1. an advantageous purchase
   "she got a bargain at the auction"; "the stock was a real buy at that price"
   bargain  buy  steal 
   

1. make illegal payments to in exchange for favors or influence
   "This judge can be bought"
   bribe  corrupt  buy  grease one's palms 
   
2. accept as true
   "I can't buy this story"
   buy 
   
3. obtain by purchase; acquire by means of a financial transaction
   "The family purchased a new car"; "The conglomerate acquired a new company"; "She buys for the big department store"
   buy  purchase 
   
4. acquire by trade or sacrifice or exchange
   "She wanted to buy his love with her dedication to him and his work"
   buy 
   
5. be worth or be capable of buying
   "This sum will buy you a ride on the train"
   buy