A mirror to the everpresent term "pissing contest" between men engaged in a verbal or personal (or oft physical) arguement, just make it female. And lesbian.
Sara (a lesbian) had a heated Dyke Cooch Cookoff outside the bar with her ex partner after she found out that Midge, and her new found love, left her with the tab for the food and the taxi after the bad news.
by fanbladesaresharp July 11, 2006