A phrase used to make everyone aware that you are completely ready for anything and everything. Often used to describe having finished packing for a holiday or having all your belongings with you at one time.
Momma: Everyone ready to go to the airport?
Daddy: Everyone packed?
Child: GOT MY BLUEBERRIES!
Speaker 1: I've lost my bag!
Speaker 2: Well, I've got my blueberries where the hell were you?