Idiom of the day :- Bless someone’s little cotton socks

Usage, examples and definition of the Idiom :-

Though this colloquial expression used to be addressed only to children, it’s now used — informally, of course — to wish someone well or to thank them. ‘How nice of you to do the dishes. Bless your little cotton socks,’ ‘Well, goodbye and bless your little cotton socks, Joe. i hope you enjoy your trip.