The large spread of personal firearms people in Arizona take to the desert for a fun weekend of plinking. The buffet is typically varied and covers one or more picnic tables. The people attending the buffet will usually bring all or most of their guns and allow everyone in the group to take turns firing them.
Arizonan to an out-of-state visitor: " I'm taking you to the Arizona buffet this weekend. Bring some ear protection."
"What are you gonna do this weekend?"
"Going to the Arizona buffet with some work buddies."