SHIN

noun

1. The front part of the leg below the knee; the front edge of the shin bone: Shinbone
2. A fishplate for a railway.

verb

1. (as "shin up") To climb a mast, tree, rope, or the like, by embracing it alternately with the arms and legs, without help of steps, spurs, or the like.
2. To strike with the shin.
3. To run about borrowing money hastily and temporarily, as when trying to make a payment.