A group of stupid girls, generally characterized by being loud and irritating, possibly ugly as well. Draws from the slang term "box," for a vagina.
Jason: So yeah, all those random drunk girls just bust into my room and I had no idea who they were. It was like 20 minutes before I could herd that shit outta there.
Ryan: What a stack of dumb boxes.
Ryan: What a stack of dumb boxes.
by Fitterer May 1, 2005