Yesterday he went off to buy himself a brand-new car.
昨天他去给自己买了一辆崭新的车。
《柯林斯英汉双解大词典》
2
You can buyoff him.
你可以买通他。
3
And it makes little sense for free-traders to use taxes to buyoff people from voting for protectionism, when doing so would in any case be against their interests.