Nache is a word used to describe any female who stinks of nachos temporarily or permanently due to excessive consumption of nacho platters.
Rob- "Is jenny going to finish those nachos with all the toppings?"
jon- "dude thats her second order today"
Rob-"uh, thats so disgusting, what a Nache."
Nache is and adjective referring to any self-proclaimed Queen Bitch.
Wendy Williams is so nache!