screw down

(redirected from screw something down)

screw down

To affix or secure something to some surface with screws. A noun or pronoun can be used between "screw" and "down." The desk kept sliding all around the room, so I finally just screwed it down to the floor. Make sure you screw down the control panel really securely—we can't afford to let any moisture get in there.
See also: down, screw

screw something down

to secure something to the floor or a base by the use of screws. You had better screw these seats down or someone will knock them over. Please screw down the shelf.
See also: down, screw