a purchase:wine is rarely a good buy in duty-free shops
an act of purchasing something:a drug buy
1obtain in exchange for payment:she bought six first-class stampshe had been able to buy up hundreds of acres [with two objects]:he bought me a new frock [no object]:homeowners who buy into housing developments
(buy someone out) pay someone to give up an ownership, interest, or share:when their affair ended, she bought him out
(buy oneself out) obtain one’s release from the armed services by payment.
(buy something in) withdraw something at auction because it fails to meet the reserve price.
procure the loyalty and support of (someone) by bribery:here was a man who could not be boughtI’ll buy off the investigators
[often with negative] be a means of obtaining (something) through exchange or payment:money can’t buy happiness
get by sacrifice or great effort:greatness is dearly bought
[no object] be a buyer for a store or firm.
2 informal accept the truth of:I am not prepared to buy the claim that the ends justify the means [no object]:I hate to buy into stereotypes
buy the farm
North American informal die.
informal be killed.
delay an event temporarily so as to have longer to improve one’s own position.