When you were cold, especially after 'swimming' in the sea on the West coast, your mammy would give you a 'chitterin' bite i.e. a sandwich. We never said 'shivering' but always 'chitterin'.
This thread is not really totally concerned with 'Scots Rhyming Slang' as there are lots of Lallans language words mentioned but still very interesting.
Jim McLean