when you consume food in massive proportions then sleep for a long period of time; extreme food coma; comes from the Pokemon: Snorlax, who is known for sleeping and eating plentifusly.
She ate a lot at KFC. It was like a chickenfest by herself. I'm surprised she's not snorlaxing, meow.
A failed attempt of an infinitive verb used by parents (who think they are using the modern slang word "chillaxing") in order to appear "cool" and "with-it" to their teenage/young adult children.
"Are you guys planning on doing something 'cool' for spring break, or are you just planning on 'shalaxing'?