hammer down(redirected from hammered down)
To use a hammer to fix something in place and/or make it even with the area around it. A noun or pronoun can be used between "hammer" and "down." Hey, hammer down these tiles before someone trips!
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
hammer something down
to pound something down even with the surrounding surface. Hammer all the nails down so that none of them will catch on someone's shoe. Hammer down all these nails!