What does "shin" mean?

Shin: (Railbroad) A fish plate for rails. Knight. Shin bone (Anat.), the tibia. -- Shin leaf (Bot.), a perennial ericaceous herb (Pyrola elliptica) with a cluster of radical leaves and a raceme of greenish white flowers.

Additional senses

  1. 2.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; -- used with up; as, to shin up a mast. [Slang]
  2. 3.To run about borrowing money hastily and temporarily, as for the payment of one's notes at the bank. [Slang, U.S.] Bartlett.
  3. 4.To climb (a pole, etc.) by shinning up. [Slang]

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