hammer home

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hammer (something) home

To make something extremely clear; to make someone understand or realize something, especially through forceful repetition. (Can also be constructed as "hammer home (something).") John hammers their financial difficulties home whenever his wife suggests they buy something new. He needs to hammer home the fact that she was cleared of all charges before the election began.
See also: hammer, home

hammer something home

Fig. to try extremely hard to make someone understand or realize something. The boss hopes to hammer the firm's poor financial position home to the staff. I tried to hammer home to Anne the fact that she would have to get a job.
See also: hammer, home

drive/hammer something ˈhome (to somebody)

make sure that somebody understands something completely, for example by repeating it often: The instructor tried to drive home to us the need for safety precautions before diving.Police used statistics to hammer home their warning about car theft.
See also: drive, hammer, home, something
References in periodicals archive ?
Eastwood pounced on an error by defender Roger Johnson and raced in from the right to hammer home.
A Cleveland Police spokeswoman said: "By confiscating the scooter and so removing the problem, this may hammer home the message more successfully than a caution.
The striker got up to hammer home the kick for United.
The authorities must hammer home the message that there is no joy in so-called joyriding.
Mrs Bush will give a US radio address this weekend while Mrs Blair will join women Cabinet ministers on Monday to hammer home the message.
Paul McDonald pulled one back for Morton in the dying minutes of the first half, only to watch as Wyness returned from the break to hammer home the final nails in their coffin.