(figuratively) Viciously; with all one's strength or power; without holding back.

Alternative form of doornail

A bomb designed to cause extensive wounding by packing sharp objects around the explosive; used especially by terrorists and suicide bombers.

(surveying) A thick-shanked nail with an indentation in the middle of its head, driven into the ground to mark a position precisely.

Small, usually curved scissors used for cutting fingernails, and toenails.

Alternative form of doornail

In a nail-biting manner

That causes nervous anticipation or suspense

A type of nail used in contemporary wood-frame construction; thinner than a common nail, coated with adhesive to enhance holding power, with a funnel-shaped head, and a grid stamped on the top of the head.

A nail with a mostly smooth uncoated shank less than one third the diameter of its head, used for interior construction, especially framing.