1. climbing up something by gripping with hands and legs
Usage: present participle of ‘shin’

Examples

• The boy was shinning up the tree to get his kite.
• She watched her cat shinning up the fence post.
• The firefighter was shinning up the ladder quickly.
• He hurt his knee while shinning up the rope in gym class.
• The squirrel was shinning down the oak tree headfirst.
• They were shinning up the flagpole as a prank.