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2.
The uncomfortable stubble rash on a girlie chin following a lengthy snogging session with her fella
Adele accused Nick of not shaving often enough when she realised she had chin skin for the 3rd time in a week
by Nicky July 07, 2006
 
1.
The skin in-between your bottom lip and the bottom of your chin.
One could use ones chinskin when pulling a joey.
Ones chinskin can end up saggy if one does not exorcise the chinskin by pulling joeys on a regular basis.
by Bing Taylor November 20, 2006