fasten down

(redirected from fastens down)

fasten down

To attach or connect something to something else. A noun or pronoun can be used between "fasten" and "down." Fasten that tile down before someone trips on it. I fastened down the car seat, so it shouldn't budge at all.
See also: down, fasten

fasten something down (to something)

to attach something down to something else. Fasten this board down to the top of the workbench. Please fasten down the board.
See also: down, fasten