Would you be kind enough to tell me whether I am right with my interpretation of the expression in bold in the following sentence?
She had always been part and parcel of our lives, up or down.
part and parcel of something = constituent of something
Thanks for your efforts.
If something is part and parcel of an experience, it is a necessary part of that experience which cannot be avoided. Being recognised in the street is all part and parcel of being famous.
Being 'part and parcel of our lives' indicates that the individual is an essential part of our family/experiences.