I just wanted to help korpsey fill the missing pages in his and your dictionary.
nail (nl)
n.
1. A slim, pointed piece of metal hammered into material as a fastener.
2.
a. A fingernail or toenail.
b. A claw or talon.
3. Something resembling a nail in shape, sharpness, or use.
4. A measure of length formerly used for cloth, equal to 1/16 yard (5.7 centimeters).
tr.v. nailed, nail·ing, nails
1. To fasten, join, or attach with or as if with a nail.
2. To cover, enclose, or shut by fastening with nails: nail up a window.
3. To keep fixed, motionless, or intent: Fear nailed me to my seat.
4. Slang
a. To stop and seize; catch: Police nailed the suspect.
b. To detect and expose: nailed the senator in a lie; nail corruption before it gets out of control.
5. Slang
a. To strike or bring down: nail a bird in flight; nail a running back.
b. To perform successfully or have noteworthy success in: nailed the dive; nailed the exam.
6. Baseball To put out (a base runner).
Phrasal Verb:
nail down
1. To discover or establish conclusively: nailed down the story by checking all the facts.
2. To win: nailed down another victory in the golf tournament.
3. To specify or fix: We were finally able to nail down a meeting time.
[Middle English, from Old English nægl, fingernail, toenail; see nogh- in Indo-European roots.]