1. [verb] (transitive) To obtain (something) in exchange for money or goods
2. [verb] (transitive) To obtain by some sacrifice.
3. [verb] (transitive) To bribe.
4. [verb] (transitive) To be equivalent to in value.
5. [verb] (transitive) (informal) to accept as true; to believe
6. [verb] (intransitive) To make a purchase or purchases, to treat (for a meal)
7. [verb] (poker slang) (transitive) To make a bluff, usually a large one.
8. [noun] Something which is bought; a purchase.
9. [noun] An advantageous purchase; 'she got a bargain at the auction'; 'the stock was a real buy at that price'.
10. [verb] 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'.
11. [verb] Make illegal payments to in exchange for favors or influence; 'This judge can be bought'.
12. [verb] Be worth or be capable of buying; 'This sum will buy you a ride on the train'.
13. [verb] Acquire by trade or sacrifice or exchange; 'She wanted to buy his love with her dedication to him and his work'.
14. [verb] Accept as true; 'I can't buy this story'.