bag crackers

Crackers that you pack in your bag so that you have something to eat whilst unpacking your luggage.

Shit son; I'm damn near starving and jet lagged something chronic.

Should have remembered to pack my bag crackers.

bag crackers by Almuemadan December 12, 2016

Cracker bag 

It's a slightly less offensive way of calling someone "a crazy".

Look Drew - She's a proper Cracker bag!

Cracker bag by JaXnwhits October 10, 2008