shinny up
phrasal verb (British English) 
(North American English shinny up/down something)
- (informal) to climb up or down something quickly, using your hands and legs爬 - He shinned down the drainpipe and ran off.他顺着排水管爬下去跑了。 
 
- He shinned down the drainpipe and ran off.
 (North American English) 
(British English shin up/down something)
- (informal) to climb up or down something quickly, using your hands and legs爬