Know your noodle
Does anyone know the meaning of 'to know your noodle' please?
Noodle can mean "head" or brain. "Use your noodle." I've never heard the expression "know your noodle," so I'm not sure whether it means "know your own mind."
It's 'noddle' in the UK, not 'noodle'. I've also never heard of 'to know your noodle/noddle'.