bring the hammer down (on one)(redirected from it brings the hammer down on somebody)
bring the hammer down (on one)
To very strongly rebuke, criticize, condemn, or punish one. The principal brought the hammer down on Mark because of that prank he pulled in class yesterday. I can't sneak out again—I'm already grounded, and my parents have sworn they'll bring the hammer down if I break the rules again.
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