For a girl to get into a cat fight and totally crush the other girl. Named after the infamous fight among a freshman girl and a middle schooler.
Claire. She pisses me off so much.
Ashley. Why don't you go caillie on her?
Claire. Good idea. Be right back.
Ashley. Why don't you go caillie on her?
Claire. Good idea. Be right back.
by sooouthriver. October 4, 2009
Get the go caillie on hermug.