To fill up on tortilla chips before your main course arrives at a Mexican restaurant. (The term would be "Bread up" in a steakhouse or an Italian restaurant.)
Dude, I don't want to chip up. I ordered the combo plate.
by Bruce McDougall July 10, 2008
Keep your chin up
"Don't worry buddy. You'll find a date to prom. Chip up!"
by SmokinJo's April 12, 2015