A southern's way of calling you an idiot.
If you live in or around or even visit
TN, you will
-A pregnant woman forgetting her keys or where she parked her car in a parking lot...
someone would look
at you 'bless your heart'
-You show up to a Doctors visit
on the wrong day or time-
the receptionist says 'bless your heart'
-Try to use a coupon that expired the day before... not knowing
expired.. the cashier would
say 'bless your heart'