Definition of "snackage"

She was ready to work up some serious snackage for their Girls' Night In. Opening the door of the freezer, she called out, “Is it okay if I use all the ice? You don't have much in here.” “Use all of it,” Christy called back.

2008, Robin Jones Gunn, On a Whim, Zondervan, page 7

He rose up to sit on Jared's headrest, facing the back of the van and me. Once he was balanced, his cuticles became the focus of his attention. “Where is everybody?” “Peeing. Getting snackage.” “What kind of snackage?” “Nougat, […] ”

2015, Elle Casey, War of the Fae: Book 8 (Time Slipping), Elle Casey